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  <xs:element id="dltr_UnusualOrInfrequentItemOrBothTariffsInterestReceivedOnRefund" abstract="false" name="UnusualOrInfrequentItemOrBothTariffsInterestReceivedOnRefund" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_A364DayCreditFacilityMember" abstract="true" name="A364DayCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_TermLoanMember" abstract="true" name="TermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_FiveYearCreditFacilityMember" abstract="true" name="FiveYearCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_NewCreditFacilityMember" abstract="true" name="NewCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_ShareRepurchaseProgramSettledSubsequentToPeriodEndMember" abstract="true" name="ShareRepurchaseProgramSettledSubsequentToPeriodEndMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_MerchandiseFixedPricePricePointOne" abstract="false" name="MerchandiseFixedPricePricePointOne" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_NumberOfDistributionCenters" abstract="false" name="NumberOfDistributionCenters" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dltr_NumberOfProvincesInWhichEntityOperates" abstract="false" name="NumberOfProvincesInWhichEntityOperates" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dltr_ReportableSegmentMember" abstract="true" name="ReportableSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_ConsumableMember" abstract="true" name="ConsumableMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_VarietyMember" abstract="true" name="VarietyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_SeasonalMember" abstract="true" name="SeasonalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_DollarTreeMember" abstract="true" name="DollarTreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="dltr_GuaranteeLeaseObligationNumberOfStores" abstract="false" name="GuaranteeLeaseObligationNumberOfStores" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationAssetAdjustmentsExcludingCostsOfDisposalValuationAllowance" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationAssetAdjustmentsExcludingCostsOfDisposalValuationAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_AssetAdjustmentsExcludingCostsOfDisposalIncreaseInValuationAllowance" abstract="false" name="AssetAdjustmentsExcludingCostsOfDisposalIncreaseInValuationAllowance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_NumberOfComboStoresConvertedToDollarTreeStores" abstract="false" name="NumberOfComboStoresConvertedToDollarTreeStores" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="dltr_AssetAdjustmentsExcludingCostsOfDisposalDecreaseInValuationAllowance" abstract="false" name="AssetAdjustmentsExcludingCostsOfDisposalDecreaseInValuationAllowance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationsPaymentsToAcquireProductiveAssets" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationsPaymentsToAcquireProductiveAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationRevenueFromContractWithCustomer" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationRevenueFromContractWithCustomer" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationRevenueNotFromContractWithCustomer" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationRevenueNotFromContractWithCustomer" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightOfUseAssets" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationOperatingLeaseRightOfUseAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="dltr_DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationOperatingLeaseLiabilityNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
