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          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFlowNoncashInvestingAndFinancingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-cash investing and financing activities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset, Held-for-Sale, Not Part of Disposal Group, Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-for-sale assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate, Other [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Long-Term Debt Instruments [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Mortgage Notes and Credit Facilities Secured by Company's Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Current Reporting Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DelawareStatutoryTrustsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Delaware statutory trusts program.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DelawareStatutoryTrustsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Delaware Statutory Trusts Program [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DelawareStatutoryTrustsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">DST Program</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DelawareStatutoryTrustsProgramMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Delaware Statutory Trusts Program</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 2</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OfficeBuildingSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Office building segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OfficeBuildingSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Office Building Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OfficeBuildingSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Office properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SubscriptionsReceivedInAdvance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Subscriptions received in advance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SubscriptionsReceivedInAdvance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subscriptions Received In Advance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SubscriptionsReceivedInAdvance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subscriptions received in advance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income (Expense) [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other (Expense) Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accounts Receivable, after Allowance for Credit Loss, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanInvestmentNetPurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Term loan investment net purchase price.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanInvestmentNetPurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Term Loan Investment Net Purchase Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanInvestmentNetPurchasePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term loan investment net purchase price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccountsPayableAccruedExpensesAndOtherLiabilitiesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accounts payable accrued expenses and other liabilities other.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccountsPayableAccruedExpensesAndOtherLiabilitiesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable Accrued Expenses And Other Liabilities Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccountsPayableAccruedExpensesAndOtherLiabilitiesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value by Liability Class [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value by Liability Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Period Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Shell Company</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and Cash Equivalents, at Carrying Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Maturities of Long-Term Debt [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Future Principal Payment Under Company's Mortgage Notes and Secured Credit Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherPropertySegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other property segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherPropertySegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Property Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherPropertySegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Distributions to non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock repurchased amount.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Repurchased Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasedAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payments for repurchase of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaximumPercentageOfQuarterlyRepurchaseLimitOfNetAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum percentage of quarterly repurchase limit of net asset value.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaximumPercentageOfQuarterlyRepurchaseLimitOfNetAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Percentage Of Quarterly Repurchase Limit Of Net Asset Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaximumPercentageOfQuarterlyRepurchaseLimitOfNetAssetValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum percentage of quarterly repurchase limit of net asset value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MortgageNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Notes [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MortgageNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Mortgage notes.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MortgageNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage Notes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reconciliation of cash cash equivalents and restricted cash to consolidated balance sheet.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reconciliation Of Cash Cash Equivalents And Restricted Cash To Consolidated Balance Sheet [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reconciliation of cash and cash equivalents and restricted cash to the condensed consolidated balance sheets:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest receivable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold under Agreements to Repurchase [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities Sold under Agreements to Repurchase</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Filer Category</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Performance participation allocation.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Performance Participation Allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Performance participation allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Recognized liabilities for performance participation expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocation_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Performance participation allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Lived Tangible Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentBuildingAndBuildingImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Building and Building Improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentBuildingAndBuildingImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Building and building improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRealEstatePropertiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Property, Ownership [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRealEstatePropertiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Real Estate Properties [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredDebtRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Debt, Repurchase Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredDebtRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Outstanding Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredDebtRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Secured financings on investment in real estate debt, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AvailableBorrowingsOnUndrawnUnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Available Borrowings On Undrawn Unsecured Line Of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AvailableBorrowingsOnUndrawnUnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Available borrowings on undrawn unsecured line of credit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AvailableBorrowingsOnUndrawnUnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available borrowings on undrawn senior secured revolving credit facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgedStatusAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pledged Status [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgedStatusAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pledged Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncash Income (Expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Noncash Income (Expense), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other items</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ESVentureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">ES venture.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ESVentureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">E S Venture [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ESVentureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">E S Venture [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockValueRegistered_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock value registered.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockValueRegistered_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Value Registered</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockValueRegistered_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares registered, amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_JulyTwoThousandTwentyTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">July Two Thousand Twenty Two.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_JulyTwoThousandTwentyTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">July Two Thousand Twenty Two [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_JulyTwoThousandTwentyTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">July 2022</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital, Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Issuance Costs, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unamortized deferred financing costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Issuance Costs, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deferred financing costs, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RelatedPartyPerformanceParticipationAllocationPercentageOfAnnualReturn_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Related party performance participation allocation percentage of annual return.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RelatedPartyPerformanceParticipationAllocationPercentageOfAnnualReturn_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Performance Participation Allocation Percentage Of Annual Return</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RelatedPartyPerformanceParticipationAllocationPercentageOfAnnualReturn_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related party allocation percentage of annual total return</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EuroInterBankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Euro inter bank offered rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EuroInterBankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Euro Inter Bank Offered Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EuroInterBankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">EURIBOR</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentVariableInterestRateTypeExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Variable Interest Rate, Type [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Significant Accounting Policies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Maturity Date, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan term, description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maturity date, description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unsecured line of credit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unsecured Line Of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured line of credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromSubscriptionsReceivedInAdvanceNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from subscriptions received in advance net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromSubscriptionsReceivedInAdvanceNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Subscriptions Received In Advance Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromSubscriptionsReceivedInAdvanceNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subscriptions received in advance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquitySecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalPropertyOperatingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Rental property operating.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalPropertyOperatingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rental Property Operating [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalPropertyOperatingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rental property operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distributions payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share of common stock, basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rental [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Rental.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rental Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign currency translation adjustments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Amortization Income, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeYearThree_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvisorAndCertainDirectorSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Advisor and certain director shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvisorAndCertainDirectorSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advisor And Certain Director Shares [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvisorAndCertainDirectorSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisor and Certain Director Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Class I shares for payment of management fee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Credit Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior Secured Revolving Credit Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revolving credit facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Amortization Income, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ClassIUnitMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Class I unit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ClassIUnitMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class I Unit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ClassIUnitMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class I Unit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CarryingValueOfSingleFamilyRentalProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Carrying value of single family rental properties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CarryingValueOfSingleFamilyRentalProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Carrying Value of Single Family Rental Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CarryingValueOfSingleFamilyRentalProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying value of single family rental properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MultifamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Multifamily [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MultifamilyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Multifamily</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net loss to net cash provided by operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2031</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgingPurposeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pledging Purpose [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgingPurposeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pledging Purpose</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, Unrealized Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized losses on investments in real estate debt securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Unrealized loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Unrealized losses on investments in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Unrealized losses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FixturesAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fixtures and Equipment, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FixturesAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Furniture, fixtures and equipment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in Real Estate, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Investment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidationItemsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Items [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidationItemsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidation Items</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Small Business</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common Class I shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class I [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Class I</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfNotionalAmountsOfOutstandingDerivativePositionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Outstanding Foreign Currency Forward Contracts Non-Designated Hedges of Foreign Currency Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hedging Designation [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HedgingDesignationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hedging Designation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finite lived intangible assets amortization expense after year four.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense After Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit and cumulative distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Retained Earnings (Accumulated Deficit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealEstateRelatedSecuritiesSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Real estate-related securities segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealEstateRelatedSecuritiesSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Related Securities Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealEstateRelatedSecuritiesSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesAndCertainTradingAssetsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesAndCertainTradingAssetsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Investment in Real Estate Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerCalendarQuarterPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock repurchases of aggregate NAV per calendar quarter percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerCalendarQuarterPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Repurchases Of Aggregate N A V Per Calendar Quarter Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerCalendarQuarterPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock repurchase limitations of aggregate NAV per calendar quarter percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NetLossAttributableToNonControllingInterestsInOperatingPartnership_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Net loss attributable to non-controlling interests in operating partnership.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NetLossAttributableToNonControllingInterestsInOperatingPartnership_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Loss Attributable To Non Controlling Interests In Operating Partnership</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NetLossAttributableToNonControllingInterestsInOperatingPartnership_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net loss attributable to non-controlling interests in Operating Partnership</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodREITAdvisorsLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Starwood REIT Advisors LLC.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodREITAdvisorsLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Starwood R E I T Advisors L L C [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodREITAdvisorsLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advisor</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDividends_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Dividends</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDividends_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments of Dividends, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfDividends_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedPerMonthOnQualifying_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share repurchase program maximum amount to be repurchased per month on qualifying</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedPerMonthOnQualifying_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Repurchase Program Maximum Amount To Be Repurchased Per Month On Qualifying</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedPerMonthOnQualifying_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share repurchase program maximum amount to be repurchased per month on qualifying.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfPropertiesOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of properties owned.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfPropertiesOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Properties Owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfPropertiesOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of properties owned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeaseDescriptionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Lease, Description [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeaseDescriptionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lessee Lease Description [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amendment Flag</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockValueAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares authorized, amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockValueAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock value authorized.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockValueAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Value Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Intangible liabilities gross.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Liabilities Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total intangible liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellAUDForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Buy USD/sell AUD forward.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellAUDForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Buy U S D Sell A U D Forward [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellAUDForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Buy USD/Sell AUD Forward</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities and Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Postal Zip Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterests_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Allocation To Redeemable Non Controlling Interests.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterests_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allocation To Redeemable Non Controlling Interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterests_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocation to redeemable non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SyndicatedRAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Syndicated R A.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SyndicatedRAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Syndicated R A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SyndicatedRAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Syndicated RA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Fair Value of Derivative Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Investment Property, Net [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsOwnedAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments, Owned, at Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsOwnedAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateral Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentsOwnedAtFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financial Instruments, Owned, at Fair Value, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StockholderServicingFeePerShareOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stockholder servicing fee per share of common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StockholderServicingFeePerShareOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholder Servicing Fee Per Share Of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StockholderServicingFeePerShareOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stockholder servicing fee per share of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosure of cash flow information:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Derivative instruments not designated as hedging instruments realized gain loss net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Not Designated As Hedging Instruments Realized Gain Loss Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Realized Gain (Loss) Recognized in Net Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net Realized Gain Recognized in Net Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromDispositionsOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from dispositions of real estate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromDispositionsOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Dispositions of Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromDispositionsOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from dispositions of real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityExpirationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Expiration Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityExpirationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line of credit facility, expiration period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForDerivativeInstrumentInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Derivative Instrument, Investing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForDerivativeInstrumentInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of derivative instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position Location, Balance [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManagementFeeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Management Fee Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManagementFeeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Management fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManagementFeeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Management fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Variable rate loans.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate Loans [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateLoansMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate Loans</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Right of use asset - operating lease</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ClassTClassSAndClassDSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Class T class S and class D shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ClassTClassSAndClassDSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class T Class S And Class D Shares [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ClassTClassSAndClassDSharesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Class T, Class S and Class D</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DecreasedPercentageOfManagementFeeOnNetAssetValuePerAnnum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reduced percentage of management fee on NAV per annum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DecreasedPercentageOfManagementFeeOnNetAssetValuePerAnnum_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Decreased percentage of management fee on net asset value per annum.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DecreasedPercentageOfManagementFeeOnNetAssetValuePerAnnum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Decreased Percentage Of Management Fee On Net Asset Value Per Annum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, Realized Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Realized losses investments in real estate debt securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Realized losses on dispositions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingRealizedLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Realized losses investments in real estate debt securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AmortizationOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amortization of deferred income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AmortizationOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Of Deferred Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AmortizationOfDeferredIncome_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Deferred income amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageLoanRelatedToPropertySales1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Loan Related to Property Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MortgageLoanRelatedToPropertySales1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage loan on a property classified as held-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes Paid, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxesPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Taxes Paid, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Investment Property, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in real estate, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Investments in real estate, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total investments in real estate, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedStockholderServicingFeeDueToAffiliate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued stockholder servicing fee due to affiliate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedStockholderServicingFeeDueToAffiliate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Stockholder Servicing Fee Due To Affiliate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedStockholderServicingFeeDueToAffiliate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued stockholder servicing fees due to affiliate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossRealized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Realized Gain (Loss), Foreign Currency Transaction, before Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossRealized_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Foreign currency gain</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageMaturityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average maturity period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageMaturityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Maturity Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageMaturityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net change in cash and cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LandAndLandImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land and Land Improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LandAndLandImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land and land improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LandAndLandImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Land and Land Improvements, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedOrganizationAndOfferingCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Advanced organization and offering costs.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedOrganizationAndOfferingCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advanced Organization And Offering Costs [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedOrganizationAndOfferingCostsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advanced Organization And Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest, Increase from Subsidiary Equity Issuance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contributions from non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Other Operating Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease in other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PropertiesHeldForSalePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Properties held for Sale.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PropertiesHeldForSalePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Properties Held For Sale [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PropertiesHeldForSalePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Properties Held-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CorporateAndOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Corporate Segment and Other Operating Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CorporateAndOtherMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other (Corporate)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ParentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Parent [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ParentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Stockholders' Equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtOfFairValueBelowOutstandingPrincipalBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured financings on investments in real estate debt of fair value below outstanding principal balance.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtOfFairValueBelowOutstandingPrincipalBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Financings On Investments In Real Estate Debt Of Fair Value Below Outstanding Principal Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtOfFairValueBelowOutstandingPrincipalBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Secured financings on investments in real estate debt of fair value below outstanding principal balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in Real Estate Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TripleNetSaleAndLeasebackPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Triple net, sale and leaseback property.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TripleNetSaleAndLeasebackPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Triple Net Sale And Leaseback Property [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TripleNetSaleAndLeasebackPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Triple Net Sale and Leaseback Property</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossLimitedPartnershipsNonredeemable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest in Net Income (Loss) Limited Partnerships, Nonredeemable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossLimitedPartnershipsNonredeemable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net loss attributable to non-controlling interests in Operating Partnership</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Notional Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeNotionalAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Notional Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NoncashOrPartNoncashIssuanceOfStockAsConsiderationForAcquisitionsOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Noncash or part noncash issuance of stock as consideration for acquisitions of real estate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NoncashOrPartNoncashIssuanceOfStockAsConsiderationForAcquisitionsOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncash Or Part Noncash Issuance Of Stock As Consideration For Acquisitions Of Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NoncashOrPartNoncashIssuanceOfStockAsConsiderationForAcquisitionsOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Operating Partnership units as consideration for acquisitions of real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Restricted Stock Award, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual compensation paid to the independent directors</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Fiscal Year End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Long-Term Debt Instruments [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToMinorityShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Noncontrolling Interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToMinorityShareholders_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Distributions to non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageInterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average interest rate description.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageInterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Interest Rate Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageInterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted Average Interest Rate Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageInterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Coupon</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DateOfAcquiredDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Date of Acquired.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DateOfAcquiredDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Date of Acquired [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Quarterly Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Quarterly Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RetailPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retail Property [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RetailPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Retail Property.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RetailPropertyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retail Property</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, State or Province</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale and Maturity, Debt Security, Trading, and Equity Security, FV-NI, Held-for-Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from paydown of principal and settlement of investments in real estate debt and equity securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Sale and Maturity, Debt Security, Trading, and Equity Security, FV-NI, Held-for-Investment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfTradingSecuritiesHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net proceeds from sales of investments in real estate debt and equity securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Intangible liabilities accumulated amortization.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Liabilities Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total accumulated amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PercentageOfManagementFeeOnNetAssetValuePerAnnum_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of management fee on net asset value per annum.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PercentageOfManagementFeeOnNetAssetValuePerAnnum_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Management Fee On Net Asset Value Per Annum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PercentageOfManagementFeeOnNetAssetValuePerAnnum_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of management fee on NAV per annum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Preferred Stock, Shares Outstanding, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Preferred Stock, Shares Outstanding, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Comprehensive loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNetAmortizationIncomeFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Net, Amortization Income, Fiscal Year Maturity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNetAmortizationIncomeFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Below-market Lease Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ownership interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-controlling interests in consolidated joint ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MinorityInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Stockholders' Equity Attributable to Noncontrolling Interest, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Below Market Lease, Net, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Below Market Lease, Net, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Below Market Lease, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Intangible liabilities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unsecured Line Of Credit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unsecured line of credit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MorganStanleyRepurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Morgan Stanley Repurchase Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MorganStanleyRepurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Morgan Stanley Repurchase Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MorganStanleyRepurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Morgan Stanley Repurchase Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRepaymentsOfSecuredDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from (Repayments of) Secured Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRepaymentsOfSecuredDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repayments under secured financings on investments in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, and Equity Securities, FV-NI [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Trading Securities And Other Trading Assets [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Unamortized Discount (Premium), Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Instrument, Unamortized Discount (Premium), Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Discount on assumed debt, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DistributionReinvestmentPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Distribution reinvestment plan.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DistributionReinvestmentPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Reinvestment Plan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DistributionReinvestmentPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution Reinvestment Plan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026 (remaining)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfClassesOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of classes of common stock.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfClassesOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Classes Of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfClassesOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of classes of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ThirdPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ThirdPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Public Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ThirdPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommercialMortgageBackedSecuritiesFloatingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">CMBS floating.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommercialMortgageBackedSecuritiesFloatingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Mortgage Backed Securities Floating [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommercialMortgageBackedSecuritiesFloatingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CMBS - Floating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Income Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Liability, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets, Major Class Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ServicesFeeForAccountingAndAdministrativeMatters_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Services fee for accounting and administrative matters.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ServicesFeeForAccountingAndAdministrativeMatters_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Services Fee For Accounting And Administrative Matters</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ServicesFeeForAccountingAndAdministrativeMatters_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Services fee for accounting and administrative matters</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentWeightedAverageStrikeRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Derivative instrument weighted average strike rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentWeightedAverageStrikeRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument Weighted Average Strike Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentWeightedAverageStrikeRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Strike Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, $0.01 par value per share, 100,000,000 shares authorized;none issued and outstanding as of March 31, 2026 and December 31, 2025</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnaffiliatedThirdPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unaffiliated Third Party.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnaffiliatedThirdPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unaffiliated Third Party [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnaffiliatedThirdPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unaffiliated Third Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Significant accounting policies.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SignificantAccountingPoliciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Accounting Policies [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset, Subject to Master Netting Arrangement, before Offset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Derivatives in an Asset Position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 3</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Assets And Liabilities Measured At Fair Value On Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets Measured on Recurring Basis [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Assets Measured At Fair Value On Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMiscellaneous_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets, Miscellaneous</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMiscellaneous_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMiscellaneous_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Assets, Miscellaneous, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Undiscounted Future Minimum Rents Income Receivables</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndustrialAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Industrial assets.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndustrialAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industrial Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndustrialAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industrial Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Loss Carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLossCarryforwards_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net operating loss carryforwards</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredCreditFacilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Credit Facilities [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredCreditFacilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured credit facilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredCreditFacilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Secured Credit Facilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateContractMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Contract [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateContractMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingencies</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellNOKForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Buy USD/sell NOK forward.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellNOKForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Buy U S D Sell N O K Forward [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellNOKForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Buy USD/Sell NOK Forward</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Lease, Liability, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Right of use liability - operating leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total right-of-use liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Basis Spread on Variable Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Basis Spread on Variable Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BenchmarkInterestRatePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">benchmark Interest Rate Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BenchmarkInterestRatePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">benchmark interest rate percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BenchmarkInterestRatePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Benchmark interest rate percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Adjustments to additional paid in capital stock issued offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Additional Paid In Capital Stock Issued Offering Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Offering costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity, Primary Beneficiary [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">VIEs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Advanced expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advanced Expenses [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advanced Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured financings on investments in real estate debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Financings On Investments In Real Estate Debt [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Secured Financings on Investments in Real Estate Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeaseDescriptionTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Lease, Description [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeaseDescriptionTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lessee Lease Description [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_AU_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AUSTRALIA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_AU_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">AUSTRALIA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Capital Expenditures Incurred but Not yet Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued capital expenditures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net (loss) income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_HospitalityPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Hospitality properties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_HospitalityPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Hospitality Properties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_HospitalityPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hospitality Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Below-market lease intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reconciliation of Assets from Segment to Consolidated [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Total Assets by Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAcquiredInPlaceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases, Acquired-in-Place [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAcquiredInPlaceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">In-place Lease Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedOperatingExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Advanced operating expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedOperatingExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advanced Operating Expenses [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdvancedOperatingExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advanced Operating Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherAssetsAndOtherLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other assets and other liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherAssetsAndOtherLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets And Other Liabilities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average shares of common stock outstanding, basic</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Basic, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassTMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common Class T shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassTMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class T [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassTMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Class T</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Below-market lease amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedManagementFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued management fee.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedManagementFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Management Fee [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedManagementFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Management Fee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesAcquiredInUnconsolidatedEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of real estate properties acquired in unconsolidated entities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesAcquiredInUnconsolidatedEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Real Estate Properties Acquired in Unconsolidated Entities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesAcquiredInUnconsolidatedEntities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCreditTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unsecured Line of Credit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCreditTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unsecured Line Of Credit [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_UnsecuredLineOfCreditTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, Unrealized Gain</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gains on investments in real estate debt securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingExpenseInformationUsedByCodmDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Expense Information Used by CODM, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026 (remaining)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncash or Part Noncash Acquisition, Debt Assumed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assumption of mortgage notes in conjunction with acquisitions of real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segments [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualHurdlePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Annual hurdle percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualHurdlePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Annual Hurdle Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualHurdlePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual hurdle percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Private Placement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross offering proceeds</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MultifamilySegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Multifamily segment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MultifamilySegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Multifamily Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MultifamilySegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Multifamily Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Events</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MarchTwoThousandNineteenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">March Two Thousand Nineteen.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MarchTwoThousandNineteenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">March Two Thousand Nineteen [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MarchTwoThousandNineteenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">March 2019</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage notes and secured credit facilities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Mortgage notes and secured credit facilities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transactions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Performance participation allocation.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Performance Participation Allocation [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PerformanceParticipationAllocationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Performance Participation Allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateTerms_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate Terms</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateTerms_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument, interest rate description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Stockholders' Equity Attributable to Parent, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Stockholders' Equity Attributable to Parent, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total stockholders&#8217; equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Par or Stated Value Per Share</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred stock, Par value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Variable rate credit facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate Credit Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate Secured Credit Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Unit, Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Capital Unit, Class [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026 (remaining)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2031</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossJointVenturePartnersNonredeemable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossJointVenturePartnersNonredeemable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Noncontrolling Interest in Net Income (Loss) Joint Venture Partners, Nonredeemable, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossJointVenturePartnersNonredeemable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net loss attributable to non-controlling interests in consolidated joint ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProfitLossExcludingPortionAttributableToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Profit Loss Excluding Portion Attributable To Redeemable Non controlling Interest.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProfitLossExcludingPortionAttributableToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Profit Loss Excluding Portion Attributable To Redeemable Non Controlling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProfitLossExcludingPortionAttributableToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss (allocated to redeemable non-controlling interest)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncontrolling Interest [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncontrollingInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Controlling Interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedStockholderServicingFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued stockholder servicing fee.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedStockholderServicingFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Stockholder Servicing Fee [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedStockholderServicingFeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Stockholder Servicing Fee</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Equity Method Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income (loss) from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Loss from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments and Hedging Activities Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BarclaysRepurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Barclays Repurchase Agreement [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BarclaysRepurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Barclays Repurchase Agreement.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BarclaysRepurchaseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Barclays Repurchase Agreement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued distributions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Other Operating Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Decrease in other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Operating and Nonoperating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Product and Service Sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property operating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cost of Goods and Services Sold, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured financings on investments in real estate debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Financings On Investments In Real Estate Debt [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Secured Financings On Investments In Real Estate Debt [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InvestmentsInRealEstateDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Investments in real estate debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InvestmentsInRealEstateDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments In Real Estate Debt [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InvestmentsInRealEstateDebtMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in Real Estate Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedTwoYears_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedTwoYears_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecondPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Second public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecondPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Second Public Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecondPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Second Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Amortization Income, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeYearTwo_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMinimumAmountToBeRepurchasedPerMonthOnQualifyingOnProRataBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Repurchase Program Minimum Amount To Be Repurchased Per Month On Qualifying On Pro Rata Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMinimumAmountToBeRepurchasedPerMonthOnQualifyingOnProRataBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share repurchase program minimum amount to be repurchased per month on qualifying on pro rata basis.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMinimumAmountToBeRepurchasedPerMonthOnQualifyingOnProRataBasis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share repurchase program minimum amount to be repurchased per month on qualifying on pro rata basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Taxes Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real estate taxes payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Taxes Payable, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, City or Town</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Repurchased During Period, Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repurchase of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Common stock shares repurchased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodShares_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Repurchase of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalRevenueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Rental revenue.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalRevenueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rental Revenue [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RentalRevenueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rental revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerMonthPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock repurchases of aggregate NAV per month percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerMonthPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Repurchases Of Aggregate N A V Per Month Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerMonthPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock repurchase limitations of aggregate NAV per month percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Reportable Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of reportable segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromUnconsolidatedRealEstateVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Income (loss) from unconsolidated real estate ventures.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromUnconsolidatedRealEstateVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Unconsolidated Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromUnconsolidatedRealEstateVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Loss From Unconsolidated Real Estate Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromUnconsolidatedRealEstateVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total loss from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromUnconsolidatedRealEstateVentures_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss (income) from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentVariableInterestRateTypeExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redeemable Noncontrolling Interest, Equity, Carrying Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Redeemable Noncontrolling Interest, Equity, Carrying Amount, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redeemable non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal Balance Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LesseeOperatingLeaseAcquisitionIncrementalCost_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lessee operating lease acquisition incremental cost.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LesseeOperatingLeaseAcquisitionIncrementalCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee Operating Lease Acquisition Incremental Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LesseeOperatingLeaseAcquisitionIncrementalCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lessee, operating lease acquisition, incremental cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsUnrealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Derivative instruments not designated as hedging instruments unrealized gain loss net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsUnrealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Not Designated As Hedging Instruments Unrealized Gain Loss Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsUnrealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Unrealized Gain (Loss) Recognized in Net Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsUnrealizedGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net Unrealized (Loss) Gain Recognized in Net Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt, Weighted Average Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common Class D shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class D [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassDMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Class D</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellDKKForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Buy USD/sell DKK forward.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellDKKForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Buy U S D Sell D K K Forward [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellDKKForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Buy USD/Sell DKK Forward</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgingPurposeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pledging Purpose [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgingPurposeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pledging Purpose</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedAffiliateServiceProviderExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued affiliate service provider expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedAffiliateServiceProviderExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Affiliate Service Provider Expenses [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AccruedAffiliateServiceProviderExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Affiliate Service Provider Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DebtSecuritiesTradingDispositions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt securities, trading, dispositions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DebtSecuritiesTradingDispositions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, Dispositions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DebtSecuritiesTradingDispositions_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Dispositions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable and Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain Recognized in Net Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gain (Loss) Recognized in Net Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebtAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, Amortized Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebtAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unobservable Inputs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebtAmortizedCost_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cost Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Period End Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FixedRateMortgagesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fixed rate mortgages.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FixedRateMortgagesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fixed Rate Mortgages [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FixedRateMortgagesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fixed Rate Mortgages</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FortLauderdaleHotelMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fort lauderdale hotel.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FortLauderdaleHotelMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fort Lauderdale Hotel [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FortLauderdaleHotelMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fort Lauderdale Hotel</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FortLauderdaleHotelMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fort Lauderdale Hotel [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodREITSpecialLimitedPartnerLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Starwood REIT Special Limited Partner, L L C.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodREITSpecialLimitedPartnerLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Starwood R E I T Special Limited Partner L L C [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodREITSpecialLimitedPartnerLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Special Limited Partner</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassSMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Class S</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassSMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common Class S shares.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CommonClassSMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Class S [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive income (loss) item:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured financings on investments in real estate debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Financings On Investments In Real Estate Debt [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLiabilitiesAssociatedWithAssetsHeldForDevelopmentAndSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLiabilitiesAssociatedWithAssetsHeldForDevelopmentAndSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Liabilities Associated with Assets Held for Development and Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateLiabilitiesAssociatedWithAssetsHeldForDevelopmentAndSale_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Real Estate Liabilities Associated with Assets Held for Development and Sale, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanInvestmentDisposed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Term loan Investment Disposed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanInvestmentDisposed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Term loan Investment Disposed</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Not Designated as Hedging Instrument [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NondesignatedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Designated Hedges [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseDiscountRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Discount Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseDiscountRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Incremental borrowing rate to determine lease liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitsAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Capital Units, Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitsAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitsAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SignificantOfAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Significant Of Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SignificantOfAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Of Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SignificantOfAccountingPoliciesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Of Accounting Policies [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLeaseIncomeLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Lease Income, Lease Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLeaseIncomeLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fixed lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Liability, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FloatingRateMortgagesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Floating rate mortgages.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FloatingRateMortgagesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Floating Rate Mortgages [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FloatingRateMortgagesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Floating Rate Mortgages</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Properties [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCash_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCash_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Restricted Cash, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromSaleOfRealEstateNetOfMortgageRepayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from sale of real estate net of mortgage repayments.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromSaleOfRealEstateNetOfMortgageRepayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Sale Of Real Estate Net Of Mortgage Repayments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromSaleOfRealEstateNetOfMortgageRepayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sale of real estate net of mortgage repayments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignExchangeForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Foreign Exchange Forward [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignExchangeForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign Currency Forward Contracts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total intangible assets, gross</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finite-Lived Intangible Assets, Gross, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LeasingAndLegalServiceFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Leasing and legal service fees.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LeasingAndLegalServiceFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leasing And Legal Service Fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LeasingAndLegalServiceFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leasing and legal service fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average shares of common stock outstanding, diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Act File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DateOfAcquiredAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Date of Acquired.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DateOfAcquiredAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Date of Acquired [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Investment Financial Statements, Disclosure [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Assets and Liabilities Investments in Real Estate Classified as Held-for-Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments, Gain (Loss) [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Effect of Derivate Financial Instruments on Condensed Consolidated Statements of Operations and Comprehensive Loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalDistributionReinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Adjustments to additional paid in capital distribution reinvestment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalDistributionReinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Additional Paid In Capital Distribution Reinvestment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalDistributionReinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution reinvestments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DistributionReinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Distribution reinvestment.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DistributionReinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Distribution Reinvestment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DistributionReinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distribution reinvestment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt and Equity Securities, FV-NI [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Trading Securities And Other Trading Assets [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitsByClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Capital Units by Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalUnitsByClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Capital Units by Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SingleFamilyRentalUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Single-family rental units.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SingleFamilyRentalUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Single Family Rental Units [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SingleFamilyRentalUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Single Family Rental Homes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SingleFamilyRentalUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Single Family Rental Homes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableLeaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Lease, Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableLeaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentTypeCategorizationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ThirdPartyOperatingPartnershipUnitholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Third-party operating partnership unitholders.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ThirdPartyOperatingPartnershipUnitholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Third Party Operating Partnership Unitholders [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ThirdPartyOperatingPartnershipUnitholdersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third-party Operating Partnership Unitholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateSecuredCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate Secured Credit Facility [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateSecuredCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Variable rate secured credit facility.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_VariableRateSecuredCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate Secured Credit Facility</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">General and Administrative Expense, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">General corporate expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">General and administrative</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest rate description.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InterestRateDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Coupon</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FairValueOfSingleFamilyRentalProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair Value of single family rental properties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FairValueOfSingleFamilyRentalProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Of Single Family Rental Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FairValueOfSingleFamilyRentalProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of single family rental properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Finite-Lived Intangible Assets, Net, Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Finite-Lived Intangible Assets, Net, Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible assets, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityInterestRateDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Interest Rate During Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityInterestRateDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Line of credit facility, interest rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfRealEstateProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Real Estate Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfRealEstateProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of properties held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Intangible Liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible liabilities, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Extinguishment of Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Extinguishment of Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss on extinguishment of debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss on extinguishment of debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgedStatusDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pledged Status [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PledgedStatusDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pledged Status</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recent Accounting Pronouncements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Future Lease Payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnDispositionOfAssets1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Disposition of Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnDispositionOfAssets1_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Disposition of Assets, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainLossOnDispositionOfAssets1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain (loss) on disposition of assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Conversion of Convertible Securities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock shares issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedInFull_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Repurchase Program Maximum Amount To Be Repurchased In Full</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedInFull_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share repurchase program maximum amount to be repurchased in full.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedInFull_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share repurchase program maximum amount to be repurchased in full</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net proceeds from sale of real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DSTPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">D S T Properties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DSTPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">D S T Properties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DSTPropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">DST Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BelowMarketLeasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Below market leases [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BelowMarketLeasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Leases [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BelowMarketLeasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Below Market Leases Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OrganizationAndBusinessActivitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Organization and business activities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OrganizationAndBusinessActivitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization And Business Activities [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OrganizationAndBusinessActivitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization And Business Activities [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Long-Term Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowings from mortgage notes, secured credit facilities and unsecured line of credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Issuance of Long-Term Debt, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Transition Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Transition Report</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Tax Assets, Net, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred tax liability, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Leases [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Repurchase of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total consideration</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common stock repurchased value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchases of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromBorrowingUnderRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from borrowing under repurchase agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromBorrowingUnderRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Borrowing Under Repurchase Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ProceedsFromBorrowingUnderRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowings under secured financings on investments in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Interest Rate Derivatives [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Outstanding Interest Rate Derivatives Non-Designated Hedges of Interest Rate Risk</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LineOfCreditFacilityExpirationMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Line of credit facility, expiration month and year.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LineOfCreditFacilityExpirationMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Expiration Month and Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LineOfCreditFacilityExpirationMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line of credit facility, expiration month and year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, New Issues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock issued (transferred)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CopenhagenInterBankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Copenhagen inter bank offered rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CopenhagenInterBankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Copenhagen Inter Bank Offered Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_CopenhagenInterBankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CIBOR</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TradingSecuritiesDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MinimumREITDistributionPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Minimum REIT distribution percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MinimumREITDistributionPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum R E I T Distribution Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MinimumREITDistributionPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum REIT distribution percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateSwapMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Swap [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateSwapMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Swap</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity and Redeemable Non-controlling Interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock or Unit Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of restricted stock grants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite Lived Intangible Assets [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss attributable to stockholders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstateRelatedSecuritiesPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of Positions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstateRelatedSecuritiesPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of real estate related securities position.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstateRelatedSecuritiesPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Real Estate Related Securities Position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstateRelatedSecuritiesPosition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of real estate related securities position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MinimumOecdCorporateTaxPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Minimum oecd corporate tax percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MinimumOecdCorporateTaxPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum OECD Corporate Tax Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MinimumOecdCorporateTaxPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum OECD corporate tax percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesClassifiedAsHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of real estate properties classified as held for sale.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesClassifiedAsHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Real Estate Properties Classified As Held For Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesClassifiedAsHeldForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of real estate properties classified as held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_HeldForSaleLiabilitiesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Held for Sale Liabilities Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_HeldForSaleLiabilitiesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Held-for-sale liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_HeldForSaleLiabilitiesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Held for sale liabilities other.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherAssetsAndLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other assets and liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherAssetsAndLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets And Liabilities [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherAssetsAndLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets and Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeNumberOfInstrumentsHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Number of Instruments Held</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeNumberOfInstrumentsHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeNumberOfInstrumentsHeld_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Derivative, Number of Instruments Held, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StraightLineRentAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Straight Line Rent Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StraightLineRentAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Straight Line Rent Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StraightLineRentAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Straight-line rent amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NorwegianInterbankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Norwegian interbank offered rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NorwegianInterbankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Norwegian Interbank Offered Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NorwegianInterbankOfferedRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NIBOR</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OneMonthInArrearsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">One month in arrears.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OneMonthInArrearsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">One Month In Arrears [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OneMonthInArrearsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">One Month in Arrears</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Year Focus</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndebtednessRelatedToMortgageNotesAndSecuredCreditFacilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Indebtedness Related To Mortgage Notes And Secured Credit Facilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndebtednessRelatedToMortgageNotesAndSecuredCreditFacilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Indebtedness related to mortgage notes and secured credit facilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndebtednessRelatedToMortgageNotesAndSecuredCreditFacilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Indebtedness related to mortgage notes and secured credit facilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseNonoperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Nonoperating</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseNonoperating_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Nonoperating, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseNonoperating_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Operating Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Deferred Revenue, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyAtCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Investment Property, at Cost</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentPropertyAtCost_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement, Policy [Policy Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Liabilities, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Due to affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Other Assets [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Components of Other Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PrinciplesOfConsolidationAndBasisOfPresentationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Principles of consolidation and basis of presentation policy.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PrinciplesOfConsolidationAndBasisOfPresentationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Principles Of Consolidation And Basis Of Presentation Policy [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PrinciplesOfConsolidationAndBasisOfPresentationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principles of Consolidation and Basis of Presentation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Properties [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate Properties [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Impairment of investments in real estate and related intangibles.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment Of Investments In Real Estate And Related Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of investments in real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Impairments of investments in real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Impairment of investments in real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Property Ownership [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstatePropertiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate Property Ownership</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfSecuredFinancingsOnInvestmentsInRealEstateDebtTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of schedule of secured financings on investments in real estate debt transactions.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfSecuredFinancingsOnInvestmentsInRealEstateDebtTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Secured Financings On Investments In Real Estate Debt Transactions Table [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfSecuredFinancingsOnInvestmentsInRealEstateDebtTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Secured Financings on Investments in Real Estate Debt Transactions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherTaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other Taxes Payable Current and Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherTaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Taxes Payable Current and Noncurrent</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OtherTaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other taxes payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueToAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Due to Affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueToAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease in due to affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDueToAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Increase (decrease) in due to affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss) Attributable to Redeemable Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net income (loss) allocated to redeemable non controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss) Attributable to Redeemable Noncontrolling Interest, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-Term Line of Credit, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Outstanding borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unsecured line of credit, outstanding borrowings</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EmployeesAndAffiliatesHoldiningInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Employees and affiliates holdining interest.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EmployeesAndAffiliatesHoldiningInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employees And Affiliates Holdining Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EmployeesAndAffiliatesHoldiningInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employees and affiliates holdining interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Instrument</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, after Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Trading, Unrealized Gain (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gains (losses) on investments in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesTradingUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Trading, Unrealized Gain (Loss), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Assets, Fair Value Disclosure, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualStockholderServicingFeePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Annual stockholder servicing fee percentage.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualStockholderServicingFeePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Annual Stockholder Servicing Fee Percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualStockholderServicingFeePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual stockholder servicing fee percentage</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AnnualStockholderServicingFeePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Stockholder servicing fee (% of NAV)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash (used in) provided by investing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DeferredFinanceCostsOtherNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deferred financing costs, net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DeferredFinanceCostsOtherNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Finance Costs Other Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DeferredFinanceCostsOtherNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred financing costs, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Segment Reporting Information, by Segment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Segment Reporting Information By Segment [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DiscountedCashFlowWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Discounted cash flow weighted average interest rate.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DiscountedCashFlowWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Discounted Cash Flow Weighted Average Interest Rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DiscountedCashFlowWeightedAverageInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discounted cash flow weighted average interest rate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments and Hedging Activities Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivatives</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, after Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellGBPForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Buy USD/sell GBP forward.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellGBPForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Buy U S D Sell G B P Forward [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellGBPForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Buy USD/Sell GBP Forward</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026 (remaining)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Information [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfIncomeLossFromUnconsolidatedEntitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of income (loss) unconsolidated entities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfIncomeLossFromUnconsolidatedEntitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Income (Loss) From Unconsolidated Entities [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfIncomeLossFromUnconsolidatedEntitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Income (Loss) from Unconsolidated Real Estate Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidated Entities [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidated Entities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LegalEntityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Legal Entity [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LegalEntityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Legal Entity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Change in assets and liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds, Issuance of Shares, Share-Based Payment Arrangement, Including Option Exercised</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds, issuance of shares of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds, Issuance of Shares, Share-Based Payment Arrangement, Including Option Exercised, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring and Nonrecurring [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedFourYears_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedFourYears_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-in Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LiborMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">LIBOR.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LiborMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">LIBOR [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LiborMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LIBOR</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAssetsHeldForDevelopmentAndSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAssetsHeldForDevelopmentAndSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Assets Held for Development and Sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateAssetsHeldForDevelopmentAndSale_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Real Estate Assets Held for Development and Sale, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_GB_lbl" xlink:role="http://www.xbrl.org/2003/role/label">UNITED KINGDOM</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_GB_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">United Kingdom</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Income Location, Balance [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RepaymentOfBorrowingsUnderSecuredFinancingAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Repayment of borrowings under secured financing agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RepaymentOfBorrowingsUnderSecuredFinancingAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayment Of Borrowings Under Secured Financing Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RepaymentOfBorrowingsUnderSecuredFinancingAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repayment of borrowings under secured financing agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Finite Lived Intangible Assets [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Related Party Transactions By Related Party [Table]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecurityDepositLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Deposit Liability</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecurityDepositLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tenant security deposits</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedFiveYears_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedFiveYears_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2031</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesDispositionedDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of real estate properties dispositioned during period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesDispositionedDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Real Estate Properties Dispositioned During Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesDispositionedDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of real estate properties dispositioned</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line of credit facility, description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Unsecured line of credit facility, description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Recurring [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Recurring Basis</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityExTransitionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Ex Transition Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityExTransitionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Ex Transition Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total undiscounted future lease payments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Difference between undiscounted cash flows and discounted cash flows</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Investments, Unconsolidated Real Estate and Other Joint Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total investments in unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Components</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total other (expense) income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMinorityShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Noncontrolling Interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromMinorityShareholders_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contributions from non-controlling interests</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Rental revenue</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">IPO [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Primary Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StartwoodRetailPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Startwood retail partners.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StartwoodRetailPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Startwood Retail Partners [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StartwoodRetailPartnersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Starwood Retail Partners</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RepaymentsOfMortgageNotesCreditFacilityAndUnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Mortgage Notes, Credit Facility, and Unsecured Line of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RepaymentsOfMortgageNotesCreditFacilityAndUnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Repayments of mortgage notes, credit facility, and unsecured line of credit.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RepaymentsOfMortgageNotesCreditFacilityAndUnsecuredLineOfCredit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repayments of mortgage notes, secured credit facilities and unsecured line of credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MortgageNotesNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mortgage Notes Net [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MortgageNotesNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Mortgage notes net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MortgageNotesNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage Notes, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation, Depletion and Amortization, Nonproduction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation and amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Depletion and Amortization, Nonproduction, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Depreciation and amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Term loan member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Term Loan [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TermLoanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term Loan</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndustrialSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Industrial Segment Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndustrialSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industrial Segment [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IndustrialSegmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industrial properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RedeemableNonControllingInterestDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Redeemable non controlling interest distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RedeemableNonControllingInterestDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redeemable Non Controlling Interest Distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RedeemableNonControllingInterestDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Adjustments to additional paid in capital stock issued offering costs net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments To Additional Paid In Capital Stock Issued Offering Costs Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Offering costs, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Fair Value Disclosure</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Liabilities, Fair Value Disclosure, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stock by Class [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Company's Authorized Capital</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Total accumulated amortization</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DepositsReceivedOnPendingSales_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deposits received on pending sales.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DepositsReceivedOnPendingSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits Received On Pending Sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DepositsReceivedOnPendingSales_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits received on pending sales</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PercentageOfManagementFeeWaived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of management fee waived.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PercentageOfManagementFeeWaived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Management Fee Waived</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_PercentageOfManagementFeeWaived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of management fee waived</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Including Portion Attributable to Noncontrolling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total equity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForLeasingCostsCommissionsAndTenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Leasing Costs, Commissions, and Tenant Improvements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForLeasingCostsCommissionsAndTenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payment for leasing commissions, tenant and building improvements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForLeasingCostsCommissionsAndTenantImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments for Leasing Costs, Commissions, and Tenant Improvements, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedThereafter_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, after Year Five</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Comprehensive loss:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Debt Issuance Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of deferred financing costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Amortization Income, Remainder of Fiscal Year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">2026 (remaining)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Estimated Future Amortization on Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Authorized</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Preferred stock, authorized shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred Stock, Number of Shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfHospitalityProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of hospitality properties.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfHospitalityProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Hospitality Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfHospitalityProperties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of hospitality properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Costs and Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets by Major Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets by Major Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InvestmentsInRealEstateAssetsAndLiabilitiesHeldForSaleTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Investments in real estate assets and liabilities held-for-sale.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InvestmentsInRealEstateAssetsAndLiabilitiesHeldForSaleTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments In Real Estate Assets And Liabilities Held-for-sale [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_InvestmentsInRealEstateAssetsAndLiabilitiesHeldForSaleTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Investments in real estate assets and liabilities held-for-sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDividendsPayableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Dividends Payable [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDividendsPayableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Aggregate Distributions Declared for Each Class of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable and Other Accrued Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable and accrued expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Registrant Name</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mortgage Notes and Secured Credit Facilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Two</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2028</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income (Expense)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Nonoperating Income (Expense), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other (expense) income, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income (expense), net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Allocation to Redeemable Non Controlling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allocation To Redeemable Non Controlling Interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Fair value allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllocationToRedeemableNonControllingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocation to redeemable non-controlling interest</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale, Real Estate, Held-for-Investment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments in real estate, sold</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Sale of Real Estate Held-for-investment, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SOFR</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">One-Month SOFR</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidated Entities [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidatedEntitiesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidated Entities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax (benefit) expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Expense (Benefit), Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income tax (benefit) expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income tax benefit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Frequency [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Dividends, Per Share, Cash Paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net distributions declared per share of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellEURForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Buy USD/sell EUR forward.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellEURForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Buy U S D Sell E U R Forward [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BuyUSDSellEURForwardMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Buy USD/Sell EUR Forward</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Repurchased During Period, Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockRepurchasedDuringPeriodValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Common stock repurchased</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of common stock, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Quantitative Inputs and Assumptions Used for Items Categorized in Level 3 of Fair Value</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Secured financings on investments in real estate debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Financings On Investments In Real Estate Debt [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Secured Financings On Investments In Real Estate Debt [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Common Stock, Shares Outstanding</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByLiabilityClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liability Class [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByLiabilityClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liability Class</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaturityPeriodOfRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maturity period of repurchase agreements.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaturityPeriodOfRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maturity Period of Repurchase Agreements</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaturityPeriodOfRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_MaturityPeriodOfRepurchaseAgreements_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maturity date, description</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Other Comprehensive Income (Loss), Net of Tax, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated other comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidationItemsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation Items [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ConsolidationItemsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consolidation Items</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesHeldForSaleDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Real Estate Properties Held for Sale During Period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesHeldForSaleDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of real estate properties held for sale during period.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_NumberOfRealEstatePropertiesHeldForSaleDuringPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of real estate properties held for sale</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireCommercialRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Commercial Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireCommercialRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase Price</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Assets</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TradingSecuritiesToNetLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Trading securities to net loss abstract.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TradingSecuritiesToNetLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Securities To Net Loss [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TradingSecuritiesToNetLossAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Included in net loss</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">APIC, Share-Based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of restricted stock grants</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateCapMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Cap [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestRateCapMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Rate Cap</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LegalFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Legal Fees</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LegalFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of legal services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllOtherUnitHoldersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">All other unit holders.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllOtherUnitHoldersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">All Other Unit Holders [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AllOtherUnitHoldersMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">All Other Unit Holders</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share of common stock, diluted</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Real Estate and Real Estate Joint Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Investments in unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Segment Reporting Information, by Segment [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Financial Results by Segment</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingSegmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Segments [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingSegmentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Segments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividends, Common Stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Dividends, Common Stock, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendsCommonStock_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Distributions declared on common stock (see Note 11)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Area Code</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive income (loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other comprehensive (loss) income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Lines of Credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Lines of Credit, Total</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from lines of credit</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Intangible Assets and Goodwill [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Gross Carrying Amount and Accumulated Amortization of Intangible Assets and Liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total borrowing capacity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum Facility Size</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Facility size</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TradingSecuritiesForeignExchangeIncludedInNetIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Trading securities foreign exchange included in net income.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TradingSecuritiesForeignExchangeIncludedInNetIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Securities Foreign Exchange Included In Net Income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_TradingSecuritiesForeignExchangeIncludedInNetIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign currency exchange gain</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIntangibleAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Intangible Assets [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIntangibleAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DealerManagerMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Dealer manager [member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DealerManagerMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dealer Manager [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_DealerManagerMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dealer Manager</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetPledgedAsCollateralWithRightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Pledged as Collateral with Right [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetPledgedAsCollateralWithRightMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Pledged as Collateral with Right</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BelowMarketLeaseAmortizationIncomeAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Below market lease amortization income after year four.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BelowMarketLeaseAmortizationIncomeAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease Amortization Income After Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BelowMarketLeaseAmortizationIncomeAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Thereafter</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SyndicatedRAIIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Syndicated RA II Member</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SyndicatedRAIIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Syndicated RA II.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_SyndicatedRAIIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Syndicated RA II</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BarclaysRAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Barclays RA member.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BarclaysRAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Barclays R A [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_BarclaysRAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Barclays RA</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Remaining Lease Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease, weighted average remaining lease term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting Information [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability, Subject to Master Netting Arrangement, before Offset</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Derivatives in a Liability Position</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Equity Method Investment, Distribution</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentDividendsOrDistributions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Distributions of earnings from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealizedGainsLossesFromTheDispositionOfInvestmentInRealEstateDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Realized gains (losses) from the disposition of investment in real estate debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealizedGainsLossesFromTheDispositionOfInvestmentInRealEstateDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Realized Gains Losses from the Disposition of Investment in Real Estate Debt</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealizedGainsLossesFromTheDispositionOfInvestmentInRealEstateDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Realized gains (losses) from the disposition of investment in real estate debt.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and cash equivalents and restricted cash, end of the period</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and cash equivalents and restricted cash, beginning of the year</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total cash and cash equivalents and restricted cash</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Segment net operating income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromRealEstateRelatedSecuritiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Income (loss) from real estate related securities, net.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromRealEstateRelatedSecuritiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Real Estate Related Securities Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromRealEstateRelatedSecuritiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income from investments in real estate debt, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IncomeLossFromRealEstateRelatedSecuritiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income from investments in real estate debt, net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Deficit and Cumulative Distributions</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_GAAPIncomeLossAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">GAAP income (loss) allocation.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_GAAPIncomeLossAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">G A A P Income Loss Allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_GAAPIncomeLossAllocation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">GAAP loss allocation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Stock Issuance Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Offering costs paid</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodCapitalLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Starwood Capital, L.L.C. (the &#8220;Dealer Manager&#8221;)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodCapitalLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Starwood Capital L L C [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_StarwoodCapitalLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dealer Manager</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageMaturityDate1_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average maturity date1.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageMaturityDate1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Maturity Date1</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_WeightedAverageMaturityDate1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity Date</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OrganizationAndBusinessActivitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Organization and business activities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OrganizationAndBusinessActivitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization And Business Activities [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_OrganizationAndBusinessActivitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization And Business Activities [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 1 [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Level 1</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class Of Stock [Line Items]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in financing activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative, Average Remaining Maturity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Maturity (Years)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedThreeYears_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessor, Operating Lease, Payment to be Received, Year Three</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LessorOperatingLeasePaymentsToBeReceivedThreeYears_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2029</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManagementFeePayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Management Fee Payable</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManagementFeePayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Management fees, accrued</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Liabilities, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax liabilities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EssexServiceProviderMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Essex service provider.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EssexServiceProviderMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Essex Service Provider [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_EssexServiceProviderMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Essex Service Provider</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense) [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other expense</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other (expense) income</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Contract</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Intangible liabilities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Liabilities [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_IntangibleLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible liabilities:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FourthPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fourth Public Offering [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FourthPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fourth public offering.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_FourthPublicOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fourth Public Offering</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LiabilitiesDueToAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Liabilities due to affiliates.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LiabilitiesDueToAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Due to Affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_LiabilitiesDueToAffiliates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due to affiliates</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRealEstatePropertiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Real Estate Properties [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRealEstatePropertiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Investments in Real Estate, Net</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Interactive Data Current</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLeaseIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Lease Income [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLeaseIncomeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Fixed and Variable Components of Operating Leases</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AffiliateServiceProviderExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Affiliate service provider expenses.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AffiliateServiceProviderExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Affiliate Service Provider Expenses [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_AffiliateServiceProviderExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Affiliate Service Provider Expenses</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Income Location, Balance [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromDerivativeInstrumentInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Derivative Instrument, Investing Activities</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromDerivativeInstrumentInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from derivative contracts</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate, Type of Property [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate, Type of Property</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Information, Revenue for Reportable Segment [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingInformationRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenues:</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AboveMarketLeasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Above Market Leases [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AboveMarketLeasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Above Market Leases Intangibles</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockDividendsPerShareDeclared_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Dividends, Per Share, Declared</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockDividendsPerShareDeclared_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate gross distributions declared per share of common stock</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Issued for Services</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesIssuedForServices_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock issued as management fees, shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net gain (losses) on dispositions of investments in real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net gain on disposition of investments in real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Net loss (gain) on dispositions of investments in real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnSalesOfInvestmentRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net (loss) gain on dispositions of real estate</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Tax Identification Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealEstatePropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Real Estate Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealEstatePropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Real Estate Properties [Member]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_RealEstatePropertiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Real Estate Properties</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues [Abstract]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenues</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Common Stock Outstanding Roll Forward [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCommonStockOutstandingRollForwardTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Common Stock Outstanding shares</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Axis]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Debt, Type</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument, term</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization and Business Purpose</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketableSecuritiesUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Marketable Security, Unrealized Gain (Loss)</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MarketableSecuritiesUnrealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Unrealized (gain) loss on changes in fair value of financial instruments</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redeemable Noncontrolling Interest [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RedeemableNoncontrollingInterestTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Redeemable Noncontrolling Interest Activity</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRealEstateAndRealEstateJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Real Estate and Real Estate Joint Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRealEstateAndRealEstateJointVentures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Return of capital from unconsolidated real estate ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of exchange rate changes</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Local Phone Number</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Domain]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Below Market Lease, Amortization Income, Year Four</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BelowMarketLeaseAmortizationIncomeYearFour_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">2030</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfEquityInvestmentInUnconsolidatedEntitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of equity investment in unconsolidated entities.</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfEquityInvestmentInUnconsolidatedEntitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Equity Investment In Unconsolidated Entities [Table Text Block]</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="ck0001711929_ScheduleOfEquityInvestmentInUnconsolidatedEntitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Equity Investment In Unconsolidated Real Estate Ventures</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Financing Costs</link:label>
          <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments of Financing Costs, Total</link:label>
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  <xsd:element id="ck0001711929_BuyUSDSellDKKForwardMember" name="BuyUSDSellDKKForwardMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DateOfAcquiredAxis" name="DateOfAcquiredAxis" type="xbrli:stringItemType" substitutionGroup="xbrldt:dimensionItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_NumberOfRealEstatePropertiesHeldForSaleDuringPeriod" name="NumberOfRealEstatePropertiesHeldForSaleDuringPeriod" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_NumberOfRealEstatePropertiesAcquiredInUnconsolidatedEntities" name="NumberOfRealEstatePropertiesAcquiredInUnconsolidatedEntities" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_EssexServiceProviderMember" name="EssexServiceProviderMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DepositsReceivedOnPendingSales" name="DepositsReceivedOnPendingSales" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SyndicatedRAIIMember" name="SyndicatedRAIIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ProceedsFromSaleOfRealEstateNetOfMortgageRepayments" name="ProceedsFromSaleOfRealEstateNetOfMortgageRepayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_DealerManagerMember" name="DealerManagerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_VariableRateCreditFacilityMember" name="VariableRateCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTable" name="SecuredFinancingsOnInvestmentsInRealEstateDebtTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_CommonStockValueAuthorized" name="CommonStockValueAuthorized" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtLineItems" name="SecuredFinancingsOnInvestmentsInRealEstateDebtLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_SignificantOfAccountingPoliciesTable" name="SignificantOfAccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_PerformanceParticipationAllocationMember" name="PerformanceParticipationAllocationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_BuyUSDSellNOKForwardMember" name="BuyUSDSellNOKForwardMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_InterestRateDescription" name="InterestRateDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_DiscountedCashFlowWeightedAverageInterestRate" name="DiscountedCashFlowWeightedAverageInterestRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_CommonClassSMember" name="CommonClassSMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_LondonInterbankOfferedRateLIBORAndSecuredOvernightFinancingRateOvernightIndexSwapRateSOFRMember" name="LondonInterbankOfferedRateLIBORAndSecuredOvernightFinancingRateOvernightIndexSwapRateSOFRMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_RepaymentsOfMortgageNotesCreditFacilityAndUnsecuredLineOfCredit" name="RepaymentsOfMortgageNotesCreditFacilityAndUnsecuredLineOfCredit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_OrganizationAndBusinessActivitiesLineItems" name="OrganizationAndBusinessActivitiesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AccruedStockholderServicingFeeDueToAffiliate" name="AccruedStockholderServicingFeeDueToAffiliate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_AvailableBorrowingsOnUndrawnUnsecuredLineOfCredit" name="AvailableBorrowingsOnUndrawnUnsecuredLineOfCredit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_BarclaysRepurchaseAgreementMember" name="BarclaysRepurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_StockholderServicingFeePerShareOfCommonStock" name="StockholderServicingFeePerShareOfCommonStock" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_RepaymentOfBorrowingsUnderSecuredFinancingAgreements" name="RepaymentOfBorrowingsUnderSecuredFinancingAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SignificantAccountingPoliciesLineItems" name="SignificantAccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_SingleFamilyRentalUnitsMember" name="SingleFamilyRentalUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_LiborMember" name="LiborMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AdvancedOperatingExpensesMember" name="AdvancedOperatingExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_NumberOfPropertiesOwned" name="NumberOfPropertiesOwned" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_NumberOfRealEstatePropertiesDispositionedDuringPeriod" name="NumberOfRealEstatePropertiesDispositionedDuringPeriod" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_CommonClassTMember" name="CommonClassTMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_LeasingAndLegalServiceFees" name="LeasingAndLegalServiceFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_RedeemableNonControllingInterestIssuedAsSettlementForPerformanceAllocation" name="RedeemableNonControllingInterestIssuedAsSettlementForPerformanceAllocation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_EmployeesAndAffiliatesHoldiningInterest" name="EmployeesAndAffiliatesHoldiningInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_MaximumPercentageOfMonthlyRepurchaseLimitOfNetAssetValue" name="MaximumPercentageOfMonthlyRepurchaseLimitOfNetAssetValue" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_IndebtednessRelatedToMortgageNotesAndSecuredCreditFacilities" name="IndebtednessRelatedToMortgageNotesAndSecuredCreditFacilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_WeightedAverageInterestRateDescription" name="WeightedAverageInterestRateDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_UnregisteredClassISharesMember" name="UnregisteredClassISharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_TermLoanInvestmentNetPurchasePrice" name="TermLoanInvestmentNetPurchasePrice" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedInFull" name="ShareRepurchaseProgramMaximumAmountToBeRepurchasedInFull" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_CommonStockValueRegistered" name="CommonStockValueRegistered" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_IncomeLossFromUnconsolidatedRealEstateVentures" name="IncomeLossFromUnconsolidatedRealEstateVentures" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_PercentageOfManagementFeeOnNetAssetValuePerAnnum" name="PercentageOfManagementFeeOnNetAssetValuePerAnnum" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_StraightLineRentAmortization" name="StraightLineRentAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_PrinciplesOfConsolidationAndBasisOfPresentationPolicyTextBlock" name="PrinciplesOfConsolidationAndBasisOfPresentationPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_IncomeLossFromRealEstateRelatedSecuritiesNet" name="IncomeLossFromRealEstateRelatedSecuritiesNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_AdvancedOrganizationAndOfferingCostsMember" name="AdvancedOrganizationAndOfferingCostsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ProceedsFromDispositionsOfRealEstate" name="ProceedsFromDispositionsOfRealEstate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_TermLoanInvestmentDisposed" name="TermLoanInvestmentDisposed" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_DerivativeInstrumentWeightedAverageStrikeRate" name="DerivativeInstrumentWeightedAverageStrikeRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtTextBlock" name="SecuredFinancingsOnInvestmentsInRealEstateDebtTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_MortgageNotesNetMember" name="MortgageNotesNetMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ScheduleOfEquityInvestmentInUnconsolidatedEntitiesTableTextBlock" name="ScheduleOfEquityInvestmentInUnconsolidatedEntitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_AdvancedExpensesMember" name="AdvancedExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtOfFairValueBelowOutstandingPrincipalBalance" name="SecuredFinancingsOnInvestmentsInRealEstateDebtOfFairValueBelowOutstandingPrincipalBalance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_ServicesFeeForAccountingAndAdministrativeMatters" name="ServicesFeeForAccountingAndAdministrativeMatters" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_AccountsPayableAccruedExpensesAndOtherLiabilitiesOther" name="AccountsPayableAccruedExpensesAndOtherLiabilitiesOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SyndicatedRAMember" name="SyndicatedRAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_VariableRateLoansMember" name="VariableRateLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_OtherTaxesPayableCurrentAndNoncurrent" name="OtherTaxesPayableCurrentAndNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_IntangibleLiabilitiesAccumulatedAmortization" name="IntangibleLiabilitiesAccumulatedAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_MaturityPeriodOfRepurchaseAgreements" name="MaturityPeriodOfRepurchaseAgreements" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_TripleNetSaleAndLeasebackPropertyMember" name="TripleNetSaleAndLeasebackPropertyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_RentalPropertyOperatingMember" name="RentalPropertyOperatingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ThirdPartyOperatingPartnershipUnitholdersMember" name="ThirdPartyOperatingPartnershipUnitholdersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_StarwoodREITSpecialLimitedPartnerLLCMember" name="StarwoodREITSpecialLimitedPartnerLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_CopenhagenInterBankOfferedRateMember" name="CopenhagenInterBankOfferedRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_RelatedPartyPerformanceParticipationAllocationPercentageOfAnnualReturn" name="RelatedPartyPerformanceParticipationAllocationPercentageOfAnnualReturn" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_InvestmentsInRealEstateAssetsAndLiabilitiesHeldForSaleTableTextBlock" name="InvestmentsInRealEstateAssetsAndLiabilitiesHeldForSaleTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerMonthPercentage" name="CommonStockRepurchasesOfAggregateNAVPerMonthPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_FloatingRateMortgagesMember" name="FloatingRateMortgagesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_IndustrialSegmentMember" name="IndustrialSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_OneMonthInArrearsMember" name="OneMonthInArrearsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_SecuredFinancingsOnInvestmentsInRealEstateDebtAbstract" name="SecuredFinancingsOnInvestmentsInRealEstateDebtAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_TermLoanMember" name="TermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AnnualHurdlePercentage" name="AnnualHurdlePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour" name="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_BuyUSDSellAUDForwardMember" name="BuyUSDSellAUDForwardMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_MortgageNotesMember" name="MortgageNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ProceedsFromSubscriptionsReceivedInAdvanceNet" name="ProceedsFromSubscriptionsReceivedInAdvanceNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_NetLossAttributableToNonControllingInterestsInOperatingPartnership" name="NetLossAttributableToNonControllingInterestsInOperatingPartnership" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_DateOfAcquiredDomain" name="DateOfAcquiredDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_RealEstatePropertiesMember" name="RealEstatePropertiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AmortizationOfDeferredIncome" name="AmortizationOfDeferredIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_HeldForSaleLiabilitiesOther" name="HeldForSaleLiabilitiesOther" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_GAAPIncomeLossAllocation" name="GAAPIncomeLossAllocation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_FixedRateLoansMember" name="FixedRateLoansMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DebtSecuritiesTradingDispositions" name="DebtSecuritiesTradingDispositions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_RealEstateRelatedSecuritiesSegmentMember" name="RealEstateRelatedSecuritiesSegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_MultifamilySegmentMember" name="MultifamilySegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_IntangibleLiabilitiesNet" name="IntangibleLiabilitiesNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_HospitalityPropertiesMember" name="HospitalityPropertiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_OtherAssetsAndOtherLiabilitiesAbstract" name="OtherAssetsAndOtherLiabilitiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DSTPropertiesMember" name="DSTPropertiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AllOtherUnitHoldersMember" name="AllOtherUnitHoldersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_OrganizationAndBusinessActivitiesTable" name="OrganizationAndBusinessActivitiesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_UnaffiliatedThirdPartyMember" name="UnaffiliatedThirdPartyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_PerformanceParticipationAllocation" name="PerformanceParticipationAllocation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_WeightedAverageMaturityDate1" name="WeightedAverageMaturityDate1" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRealizedGainLossNet" name="DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRealizedGainLossNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_CarryingValueOfSingleFamilyRentalProperties" name="CarryingValueOfSingleFamilyRentalProperties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_CommonStockRepurchasedAmount" name="CommonStockRepurchasedAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SettlementOfPerformanceParticipationAllocation" name="SettlementOfPerformanceParticipationAllocation" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_NoncashOrPartNoncashIssuanceOfStockAsConsiderationForAcquisitionsOfRealEstate" name="NoncashOrPartNoncashIssuanceOfStockAsConsiderationForAcquisitionsOfRealEstate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_WeightedAverageMaturityPeriod" name="WeightedAverageMaturityPeriod" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_NorwegianInterbankOfferedRateMember" name="NorwegianInterbankOfferedRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_RedeemableNonControllingInterestDistributions" name="RedeemableNonControllingInterestDistributions" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_BelowMarketLeasesMember" name="BelowMarketLeasesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_JulyTwoThousandTwentyTwoMember" name="JulyTwoThousandTwentyTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ESVentureMember" name="ESVentureMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_OtherAssetsAndLiabilitiesTextBlock" name="OtherAssetsAndLiabilitiesTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_AllocationToRedeemableNonControllingInterests" name="AllocationToRedeemableNonControllingInterests" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsUnrealizedGainLossNet" name="DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsUnrealizedGainLossNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_DeferredFinanceCostsOtherNet" name="DeferredFinanceCostsOtherNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_IndustrialAssetsMember" name="IndustrialAssetsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_CommercialMortgageBackedSecuritiesFloatingMember" name="CommercialMortgageBackedSecuritiesFloatingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DistributionReinvestmentPlanMember" name="DistributionReinvestmentPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_UnsecuredLineOfCreditTextBlock" name="UnsecuredLineOfCreditTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_RetailPropertyMember" name="RetailPropertyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_TradingSecuritiesToNetLossAbstract" name="TradingSecuritiesToNetLossAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_BenchmarkInterestRatePercentage" name="BenchmarkInterestRatePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_AccruedStockholderServicingFeeMember" name="AccruedStockholderServicingFeeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_VariableRateSecuredCreditFacilityMember" name="VariableRateSecuredCreditFacilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_CommonStockRepurchasesOfAggregateNAVPerCalendarQuarterPercentage" name="CommonStockRepurchasesOfAggregateNAVPerCalendarQuarterPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_MinimumOecdCorporateTaxPercentage" name="MinimumOecdCorporateTaxPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_MinimumREITDistributionPercentage" name="MinimumREITDistributionPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_IntangibleLiabilities" name="IntangibleLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_RealEstateInvestmentPropertyAccumulatedDepreciationAndAmortization" name="RealEstateInvestmentPropertyAccumulatedDepreciationAndAmortization" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_NumberOfClassesOfCommonStock" name="NumberOfClassesOfCommonStock" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_DistributionReinvestment" name="DistributionReinvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SecondPublicOfferingMember" name="SecondPublicOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_PropertiesHeldForSalePolicyTextBlock" name="PropertiesHeldForSalePolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_EuroInterBankOfferedRateMember" name="EuroInterBankOfferedRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AnnualStockholderServicingFeePercentage" name="AnnualStockholderServicingFeePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_AdjustmentsToAdditionalPaidInCapitalDistributionReinvestment" name="AdjustmentsToAdditionalPaidInCapitalDistributionReinvestment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_SubscriptionsReceivedInAdvance" name="SubscriptionsReceivedInAdvance" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_CommonClassIMember" name="CommonClassIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_StartwoodRetailPartnersMember" name="StartwoodRetailPartnersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ThirdPublicOfferingMember" name="ThirdPublicOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_StarwoodCapitalLLCMember" name="StarwoodCapitalLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_PercentageOfManagementFeeOnAggregateDstPropertyConsiderationPerAnnum" name="PercentageOfManagementFeeOnAggregateDstPropertyConsiderationPerAnnum" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_SecuredCreditFacilitiesMember" name="SecuredCreditFacilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DelawareStatutoryTrustsProgramMember" name="DelawareStatutoryTrustsProgramMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_InvestmentsInRealEstateDebtMember" name="InvestmentsInRealEstateDebtMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AllocationToRedeemableNonControllingInterest" name="AllocationToRedeemableNonControllingInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_ScheduleOfSecuredFinancingsOnInvestmentsInRealEstateDebtTransactionsTableTextBlock" name="ScheduleOfSecuredFinancingsOnInvestmentsInRealEstateDebtTransactionsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_PercentageOfManagementFeeWaived" name="PercentageOfManagementFeeWaived" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_ProfitLossExcludingPortionAttributableToRedeemableNonControllingInterest" name="ProfitLossExcludingPortionAttributableToRedeemableNonControllingInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_FixedRateMortgagesMember" name="FixedRateMortgagesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_LesseeOperatingLeaseAcquisitionIncrementalCost" name="LesseeOperatingLeaseAcquisitionIncrementalCost" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_NumberOfRealEstatePropertiesClassifiedAsHeldForSale" name="NumberOfRealEstatePropertiesClassifiedAsHeldForSale" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_CommonClassDMember" name="CommonClassDMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_StarwoodREITAdvisorsLLCMember" name="StarwoodREITAdvisorsLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCostsNet" name="AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCostsNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_ScheduleOfIncomeLossFromUnconsolidatedEntitiesTableTextBlock" name="ScheduleOfIncomeLossFromUnconsolidatedEntitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_ShareRepurchaseProgramMaximumAmountToBeRepurchasedPerMonthOnQualifying" name="ShareRepurchaseProgramMaximumAmountToBeRepurchasedPerMonthOnQualifying" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_ShareRepurchaseProgramMinimumAmountToBeRepurchasedPerMonthOnQualifyingOnProRataBasis" name="ShareRepurchaseProgramMinimumAmountToBeRepurchasedPerMonthOnQualifyingOnProRataBasis" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_BelowMarketLeaseAmortizationIncomeAfterYearFour" name="BelowMarketLeaseAmortizationIncomeAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_AffiliateServiceProviderExpensesMember" name="AffiliateServiceProviderExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_DecreasedPercentageOfManagementFeeOnNetAssetValuePerAnnum" name="DecreasedPercentageOfManagementFeeOnNetAssetValuePerAnnum" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_AccruedManagementFeeMember" name="AccruedManagementFeeMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_BarclaysRAMember" name="BarclaysRAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_IntangibleLiabilitiesGross" name="IntangibleLiabilitiesGross" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_NumberOfHospitalityProperties" name="NumberOfHospitalityProperties" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_UnsecuredLineOfCreditMember" name="UnsecuredLineOfCreditMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_BuyUSDSellGBPForwardMember" name="BuyUSDSellGBPForwardMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ClassIUnitMember" name="ClassIUnitMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_OtherPropertySegmentMember" name="OtherPropertySegmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCosts" name="AdjustmentsToAdditionalPaidInCapitalStockIssuedOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_RentalMember" name="RentalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_FourthPublicOfferingMember" name="FourthPublicOfferingMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_IntangibleLiabilitiesAbstract" name="IntangibleLiabilitiesAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles" name="ImpairmentOfInvestmentsInRealEstateAndRelatedIntangibles" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_ProceedsFromBorrowingUnderRepurchaseAgreements" name="ProceedsFromBorrowingUnderRepurchaseAgreements" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_TradingSecuritiesForeignExchangeIncludedInNetIncome" name="TradingSecuritiesForeignExchangeIncludedInNetIncome" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="ck0001711929_StockIssuedDuringPeriodRestrictedStockAwardGrantAmortizedPeriod" name="StockIssuedDuringPeriodRestrictedStockAwardGrantAmortizedPeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="ck0001711929_AccruedAffiliateServiceProviderExpensesMember" name="AccruedAffiliateServiceProviderExpensesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_FairValueOfSingleFamilyRentalProperties" name="FairValueOfSingleFamilyRentalProperties" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="ck0001711929_MarchTwoThousandNineteenMember" name="MarchTwoThousandNineteenMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="ck0001711929_ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetAbstract" name="ReconciliationOfCashCashEquivalentsAndRestrictedCashToConsolidatedBalanceSheetAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
</xsd:schema>
