<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019edb1c-1415-79e4-ab96-4d64030c9fac,g:3ae01e06-eac2-44e5-8716-aa27c93d394c-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.procore.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="simple" xlink:href="pcor-20260630.xsd#CondensedConsolidatedBalanceSheetsUnaudited"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/CondensedConsolidatedBalanceSheetsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019edb1c-14f8-70d3-9a5d-95de3da527d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-73c6-ba2c-7bc0913d5637" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019edb1c-14f8-70d3-9a5d-95de3da527d6" xlink:to="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-73c6-ba2c-7bc0913d5637" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueNoncurrent_019edb1c-14f8-7613-b9f6-3cd5a63ef34d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredRevenueNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019edb1c-14f8-70d3-9a5d-95de3da527d6" xlink:to="loc_us-gaap_DeferredRevenueNoncurrent_019edb1c-14f8-7613-b9f6-3cd5a63ef34d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019edb1c-14f8-713c-b77a-04f6046d5db5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019edb1c-14f8-70d3-9a5d-95de3da527d6" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019edb1c-14f8-713c-b77a-04f6046d5db5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019edb1c-14f8-7abf-a143-ad3a5d317a9b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019edb1c-14f8-70d3-9a5d-95de3da527d6" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019edb1c-14f8-7abf-a143-ad3a5d317a9b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019edb1c-14f8-77f3-9966-8d6cb02b5c1c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019edb1c-14f8-70d3-9a5d-95de3da527d6" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019edb1c-14f8-77f3-9966-8d6cb02b5c1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019edb1c-14f8-76c6-b441-f23b835c9c6f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019edb1c-14f8-7113-9839-4cc4eacc9a7d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019edb1c-14f8-76c6-b441-f23b835c9c6f" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019edb1c-14f8-7113-9839-4cc4eacc9a7d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesCurrent_019edb1c-14f8-7b9b-aae9-05f963e355c0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MarketableSecuritiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019edb1c-14f8-76c6-b441-f23b835c9c6f" xlink:to="loc_us-gaap_MarketableSecuritiesCurrent_019edb1c-14f8-7b9b-aae9-05f963e355c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019edb1c-14f8-7d66-9dbc-7bf2bb946f45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019edb1c-14f8-76c6-b441-f23b835c9c6f" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019edb1c-14f8-7d66-9dbc-7bf2bb946f45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetCurrent_019edb1c-14f8-7ec2-9afa-dc54a76d34c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CapitalizedContractCostNetCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019edb1c-14f8-76c6-b441-f23b835c9c6f" xlink:to="loc_us-gaap_CapitalizedContractCostNetCurrent_019edb1c-14f8-7ec2-9afa-dc54a76d34c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019edb1c-14f8-72b8-b5a7-88bdba278d1b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019edb1c-14f8-76c6-b441-f23b835c9c6f" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019edb1c-14f8-72b8-b5a7-88bdba278d1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-7017-85b3-cc71fff7da87" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019edb1c-14f8-7543-9e23-ac0acd9ee249" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-7017-85b3-cc71fff7da87" xlink:to="loc_us-gaap_AccountsPayableCurrent_019edb1c-14f8-7543-9e23-ac0acd9ee249" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-14f8-7fe5-9823-8636ca2280c4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-7017-85b3-cc71fff7da87" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-14f8-7fe5-9823-8636ca2280c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueCurrent_019edb1c-14f8-7881-bf9b-947ac78aaffe" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredRevenueCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-7017-85b3-cc71fff7da87" xlink:to="loc_us-gaap_DeferredRevenueCurrent_019edb1c-14f8-7881-bf9b-947ac78aaffe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_019edb1c-14f8-7645-b7da-2af4bdb130a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019edb1c-14f8-7017-85b3-cc71fff7da87" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_019edb1c-14f8-7645-b7da-2af4bdb130a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019edb1c-14f8-7826-9c7f-d62da4df19cf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019edb1c-14f8-7826-9c7f-d62da4df19cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019edb1c-14f8-7ca1-bd15-617ccaf22467" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019edb1c-14f8-7ca1-bd15-617ccaf22467" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019edb1c-14f8-7201-a025-3d5826ce8992" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_Goodwill_019edb1c-14f8-7201-a025-3d5826ce8992" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019edb1c-14f8-7563-8ea6-239bbd0b8443" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_AssetsCurrent_019edb1c-14f8-7563-8ea6-239bbd0b8443" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesNoncurrent_019edb1c-14f8-72eb-a979-f814d299081a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MarketableSecuritiesNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_MarketableSecuritiesNoncurrent_019edb1c-14f8-72eb-a979-f814d299081a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019edb1c-14f8-766e-96bc-95fcaa7373e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019edb1c-14f8-766e-96bc-95fcaa7373e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019edb1c-14f8-730e-a4bd-dfbd12389df5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019edb1c-14f8-730e-a4bd-dfbd12389df5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_019edb1c-14f8-7fbe-961f-d58bac9eb8cb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseRightOfUseAsset"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAsset_019edb1c-14f8-7fbe-961f-d58bac9eb8cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNetNoncurrent_019edb1c-14f8-71bb-ab4f-73caf8a26d96" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CapitalizedContractCostNetNoncurrent"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019edb1c-14f8-7b54-aa5e-1fec5c583d4f" xlink:to="loc_us-gaap_CapitalizedContractCostNetNoncurrent_019edb1c-14f8-71bb-ab4f-73caf8a26d96" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7637-9e2d-2138216d7e7a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_019edb1c-14f8-74d3-90b2-e5030bdac237" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7637-9e2d-2138216d7e7a" xlink:to="loc_us-gaap_PreferredStockValue_019edb1c-14f8-74d3-90b2-e5030bdac237" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019edb1c-14f8-78e8-99ed-fecae6192005" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7637-9e2d-2138216d7e7a" xlink:to="loc_us-gaap_CommonStockValue_019edb1c-14f8-78e8-99ed-fecae6192005" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019edb1c-14f8-7c6b-a3fa-67a23879e8c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7637-9e2d-2138216d7e7a" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019edb1c-14f8-7c6b-a3fa-67a23879e8c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019edb1c-14f8-7d75-898c-6a2ef74c043b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7637-9e2d-2138216d7e7a" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019edb1c-14f8-7d75-898c-6a2ef74c043b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019edb1c-14f8-7ecf-9558-a8d8059679f6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7637-9e2d-2138216d7e7a" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019edb1c-14f8-7ecf-9558-a8d8059679f6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019edb1c-14f8-7291-a0f5-1718131397b9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019edb1c-14f8-79d2-a73b-e64a0aeae9b7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019edb1c-14f8-7291-a0f5-1718131397b9" xlink:to="loc_us-gaap_Liabilities_019edb1c-14f8-79d2-a73b-e64a0aeae9b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019edb1c-14f8-7b2c-9e03-3fcd32aa4ae6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019edb1c-14f8-7291-a0f5-1718131397b9" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019edb1c-14f8-7b2c-9e03-3fcd32aa4ae6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7bdb-8fce-fa07fa260464" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019edb1c-14f8-7291-a0f5-1718131397b9" xlink:to="loc_us-gaap_StockholdersEquity_019edb1c-14f8-7bdb-8fce-fa07fa260464" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/CondensedConsolidatedStatementsofOperationsandComprehensiveIncomeLossUnaudited" xlink:type="simple" xlink:href="pcor-20260630.xsd#CondensedConsolidatedStatementsofOperationsandComprehensiveIncomeLossUnaudited"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/CondensedConsolidatedStatementsofOperationsandComprehensiveIncomeLossUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019edb1c-14f8-72d0-8a05-ff97b8096e82" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019edb1c-14f8-7ede-a299-16ea3ee1a26a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019edb1c-14f8-72d0-8a05-ff97b8096e82" xlink:to="loc_us-gaap_GrossProfit_019edb1c-14f8-7ede-a299-16ea3ee1a26a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019edb1c-14f8-7e6c-ab7e-7c01cf7ca865" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019edb1c-14f8-72d0-8a05-ff97b8096e82" xlink:to="loc_us-gaap_OperatingExpenses_019edb1c-14f8-7e6c-ab7e-7c01cf7ca865" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019edb1c-14f8-76af-8862-0e04db3fe30f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019edb1c-14f8-7419-ad38-a0455cf2a487" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019edb1c-14f8-76af-8862-0e04db3fe30f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_019edb1c-14f8-7419-ad38-a0455cf2a487" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019edb1c-14f8-7c02-9511-a1d96ed7d00a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019edb1c-14f8-76af-8862-0e04db3fe30f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_019edb1c-14f8-7c02-9511-a1d96ed7d00a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019edb1c-14f8-7822-b1af-dca31277761a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019edb1c-14f8-7d9c-955b-7c7df04d4521" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019edb1c-14f8-7822-b1af-dca31277761a" xlink:to="loc_us-gaap_NetIncomeLoss_019edb1c-14f8-7d9c-955b-7c7df04d4521" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019edb1c-14f8-779c-ad92-36ded28e359a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019edb1c-14f8-7822-b1af-dca31277761a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_019edb1c-14f8-779c-ad92-36ded28e359a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_019edb1c-14f8-779f-98f2-b50621a9adee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_019edb1c-14f8-7816-9297-dcba118a0b6a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019edb1c-14f8-779f-98f2-b50621a9adee" xlink:to="loc_us-gaap_SellingAndMarketingExpense_019edb1c-14f8-7816-9297-dcba118a0b6a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019edb1c-14f8-7041-97c6-d0de277c5d72" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019edb1c-14f8-779f-98f2-b50621a9adee" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019edb1c-14f8-7041-97c6-d0de277c5d72" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019edb1c-14f8-742a-92ed-924f6ffd63de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_019edb1c-14f8-779f-98f2-b50621a9adee" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_019edb1c-14f8-742a-92ed-924f6ffd63de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019edb1c-14f8-7177-8e00-d813e61e7696" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-7b38-a782-4c40144bad5c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019edb1c-14f8-7177-8e00-d813e61e7696" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-7b38-a782-4c40144bad5c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019edb1c-14f8-7418-8626-f97ae3e18750" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019edb1c-14f8-7177-8e00-d813e61e7696" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019edb1c-14f8-7418-8626-f97ae3e18750" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-711b-bc8e-21b0cba91924" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019edb1c-14f8-721e-90ea-fd1b3322d59d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-711b-bc8e-21b0cba91924" xlink:to="loc_us-gaap_OperatingIncomeLoss_019edb1c-14f8-721e-90ea-fd1b3322d59d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_InterestIncome_019edb1c-14f8-7549-b59c-b2df4b07e5eb" xlink:href="pcor-20260630.xsd#pcor_InterestIncome"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-711b-bc8e-21b0cba91924" xlink:to="loc_pcor_InterestIncome_019edb1c-14f8-7549-b59c-b2df4b07e5eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_019edb1c-14f8-7e18-87d9-bd2abcfe72bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-711b-bc8e-21b0cba91924" xlink:to="loc_us-gaap_InterestExpenseNonoperating_019edb1c-14f8-7e18-87d9-bd2abcfe72bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019edb1c-14f8-7f55-b878-a6a9c4b2cde0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-711b-bc8e-21b0cba91924" xlink:to="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_019edb1c-14f8-7f55-b878-a6a9c4b2cde0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019edb1c-14f8-73e2-8f3e-c3fc74c5c56f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019edb1c-14f8-711b-bc8e-21b0cba91924" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019edb1c-14f8-73e2-8f3e-c3fc74c5c56f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019edb1c-14f8-7f2b-8095-a3d5b137f23c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019edb1c-14f8-7f96-ade1-af40762f2308" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019edb1c-14f8-7f2b-8095-a3d5b137f23c" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019edb1c-14f8-7f96-ade1-af40762f2308" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_019edb1c-14f8-733d-83b4-a79fc8e3932c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019edb1c-14f8-7f2b-8095-a3d5b137f23c" xlink:to="loc_us-gaap_CostOfRevenue_019edb1c-14f8-733d-83b4-a79fc8e3932c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/CondensedConsolidatedStatementsofCashFlowsUnaudited" xlink:type="simple" xlink:href="pcor-20260630.xsd#CondensedConsolidatedStatementsofCashFlowsUnaudited"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/CondensedConsolidatedStatementsofCashFlowsUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_019edb1c-14f8-7589-ac44-767c6a7ffd61" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7961-bc2a-cf98f53332d0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_019edb1c-14f8-7589-ac44-767c6a7ffd61" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7961-bc2a-cf98f53332d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-7dcc-b5c6-cae8b1bbd405" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_019edb1c-14f8-7589-ac44-767c6a7ffd61" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-7dcc-b5c6-cae8b1bbd405" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-75b2-b5af-7decaa84723e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_019edb1c-14f8-7589-ac44-767c6a7ffd61" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-75b2-b5af-7decaa84723e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019edb1c-14f8-74fb-8c39-045ca11750b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_019edb1c-14f8-74fb-8c39-045ca11750b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToDevelopSoftware_019edb1c-14f8-7291-8c3f-d0698fb783da" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToDevelopSoftware"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_PaymentsToDevelopSoftware_019edb1c-14f8-7291-8c3f-d0698fb783da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_PaymentsToAcquireStrategicInvestments_019edb1c-14f8-7e1d-86d6-6938f9474708" xlink:href="pcor-20260630.xsd#pcor_PaymentsToAcquireStrategicInvestments"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_pcor_PaymentsToAcquireStrategicInvestments_019edb1c-14f8-7e1d-86d6-6938f9474708" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfLongtermInvestments_019edb1c-14f8-720b-8427-c008bb5568d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfLongtermInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_ProceedsFromSaleOfLongtermInvestments_019edb1c-14f8-720b-8427-c008bb5568d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019edb1c-14f8-7289-a764-cbc46d12d010" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireMarketableSecurities"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_PaymentsToAcquireMarketableSecurities_019edb1c-14f8-7289-a764-cbc46d12d010" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_019edb1c-14f8-7254-b68a-689c752b28d3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_019edb1c-14f8-7254-b68a-689c752b28d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_019edb1c-14f8-7c5e-86c3-8a6e1a13f13a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_019edb1c-14f8-7c5e-86c3-8a6e1a13f13a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019edb1c-14f8-74bc-b1ab-7367621016af" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019edb1c-14f8-74bc-b1ab-7367621016af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_019f8d81-936a-79c6-b7be-06e2b4409dcd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireOtherProductiveAssets"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019edb1c-14f8-794e-821f-8e9889981ea0" xlink:to="loc_us-gaap_PaymentsToAcquireOtherProductiveAssets_019f8d81-936a-79c6-b7be-06e2b4409dcd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019f6aab-9a88-7a6f-8c25-af7a02a37fd9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019f6aab-9a88-7947-bca5-a31997abb8d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019f6aab-9a88-7a6f-8c25-af7a02a37fd9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019f6aab-9a88-7947-bca5-a31997abb8d7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_019f6aab-9a88-7c74-8707-48629726295d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019f6aab-9a88-7a6f-8c25-af7a02a37fd9" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_019f6aab-9a88-7c74-8707-48629726295d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_RestrictedCashAndCashEquivalentCurrentFundsHeldForCustomers_019f6aab-9a88-79fb-9769-c19c9788c3aa" xlink:href="pcor-20260630.xsd#pcor_RestrictedCashAndCashEquivalentCurrentFundsHeldForCustomers"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_019f6aab-9a88-7a6f-8c25-af7a02a37fd9" xlink:to="loc_pcor_RestrictedCashAndCashEquivalentCurrentFundsHeldForCustomers_019f6aab-9a88-79fb-9769-c19c9788c3aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019edb1c-14f8-7f8c-8e26-80a1ec889585" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_ProfitLoss_019edb1c-14f8-7f8c-8e26-80a1ec889585" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019edb1c-14f8-787b-8b6b-42fa7c19b762" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_ShareBasedCompensation_019edb1c-14f8-787b-8b6b-42fa7c19b762" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_019edb1c-14f8-7ad0-b729-4fcff7f95988" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_019edb1c-14f8-7ad0-b729-4fcff7f95988" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_AccretionAmortizationOfDiscountsAndPremiumsInvestmentsNonCash_019edb1c-14f8-717a-b11a-e340f5ee5d4f" xlink:href="pcor-20260630.xsd#pcor_AccretionAmortizationOfDiscountsAndPremiumsInvestmentsNonCash"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_pcor_AccretionAmortizationOfDiscountsAndPremiumsInvestmentsNonCash_019edb1c-14f8-717a-b11a-e340f5ee5d4f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_019edb1c-14f8-7d49-85f5-c9de93afbbfb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_019edb1c-14f8-7d49-85f5-c9de93afbbfb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_GainLossOnModificationOfLease_019edb1c-14f8-71c4-bd15-93038eb2da49" xlink:href="pcor-20260630.xsd#pcor_GainLossOnModificationOfLease"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_pcor_GainLossOnModificationOfLease_019edb1c-14f8-71c4-bd15-93038eb2da49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_NoncashOperatingLeaseExpense_019edb1c-14f8-7e7e-8caa-07941558ee0d" xlink:href="pcor-20260630.xsd#pcor_NoncashOperatingLeaseExpense"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_pcor_NoncashOperatingLeaseExpense_019edb1c-14f8-7e7e-8caa-07941558ee0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossUnrealized_019edb1c-14f8-77ba-bb3a-fcfc36de6592" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignCurrencyTransactionGainLossUnrealized"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossUnrealized_019edb1c-14f8-77ba-bb3a-fcfc36de6592" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_019edb1c-14f8-70ca-af7b-c48dc9a173d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_019edb1c-14f8-70ca-af7b-c48dc9a173d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_019edb1c-14f8-7548-854a-bc51670fca08" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_019edb1c-14f8-7548-854a-bc51670fca08" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInTradingSecurities_019edb1c-14f8-7b97-87ae-09a330a2648f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInTradingSecurities"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInTradingSecurities_019edb1c-14f8-7b97-87ae-09a330a2648f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019edb1c-14f8-7148-b5fb-84dd8c6143b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019edb1c-14f8-7148-b5fb-84dd8c6143b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_IncreaseDecreaseInDeferredContractCostAssets_019edb1c-14f8-71c2-b449-ee883f8caf7a" xlink:href="pcor-20260630.xsd#pcor_IncreaseDecreaseInDeferredContractCostAssets"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_pcor_IncreaseDecreaseInDeferredContractCostAssets_019edb1c-14f8-71c2-b449-ee883f8caf7a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019edb1c-14f8-7039-bdd0-b39dec8115c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019edb1c-14f8-7039-bdd0-b39dec8115c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019edb1c-14f8-7616-b257-8040fd06ecba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_019edb1c-14f8-7616-b257-8040fd06ecba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_019edb1c-14f8-7a6c-b510-29646f059a77" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_019edb1c-14f8-7a6c-b510-29646f059a77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019edb1c-14f8-762a-9189-52968d60ed4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="17" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019edb1c-14f8-762a-9189-52968d60ed4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_019f8d82-6462-7418-86d5-d19e36fa0623" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019edb1c-14f8-7149-8425-3691ed768ffc" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_019f8d82-6462-7418-86d5-d19e36fa0623" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_019edb1c-14f8-75e7-9ea9-1abf2e8ef6b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_019edb1c-14f8-75e7-9ea9-1abf2e8ef6b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockPlans_019edb1c-14f8-7ffa-9c49-7c03a61f9184" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromStockPlans"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_us-gaap_ProceedsFromStockPlans_019edb1c-14f8-7ffa-9c49-7c03a61f9184" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019edb1c-14f8-7ef9-ba7a-d92693881352" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_019edb1c-14f8-7ef9-ba7a-d92693881352" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019edb1c-14f8-7bc1-bfbf-9d377672db48" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_019edb1c-14f8-7bc1-bfbf-9d377672db48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_PaymentForDeferredAssetAcquisitionContingentConsideration_019edb1c-14f8-75c7-a208-1c5d76b2ba99" xlink:href="pcor-20260630.xsd#pcor_PaymentForDeferredAssetAcquisitionContingentConsideration"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_pcor_PaymentForDeferredAssetAcquisitionContingentConsideration_019edb1c-14f8-75c7-a208-1c5d76b2ba99" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_RepaymentsOfLongTermFinanceLeaseObligationsNetOfProceedsFromLeaseIncentives_019f6aac-460a-7578-b05b-d6f00583c7f4" xlink:href="pcor-20260630.xsd#pcor_RepaymentsOfLongTermFinanceLeaseObligationsNetOfProceedsFromLeaseIncentives"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_pcor_RepaymentsOfLongTermFinanceLeaseObligationsNetOfProceedsFromLeaseIncentives_019f6aac-460a-7578-b05b-d6f00583c7f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeposits_019f6aac-460a-7125-9898-1844aaee3945" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInDeposits"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019edb1c-14f8-79f3-8439-df6778e9792c" xlink:to="loc_us-gaap_IncreaseDecreaseInDeposits_019f6aac-460a-7125-9898-1844aaee3945" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/INVESTMENTSMarketableSecuritiesDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#INVESTMENTSMarketableSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/INVESTMENTSMarketableSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019edb1c-14f8-738d-adbe-c7f21a6c7e69" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019edb1c-14f8-7b3c-8d1a-a39673214a02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019edb1c-14f8-738d-adbe-c7f21a6c7e69" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_019edb1c-14f8-7b3c-8d1a-a39673214a02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019edb1c-14f8-79a9-b0ff-ace8d6b2a55b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019edb1c-14f8-738d-adbe-c7f21a6c7e69" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_019edb1c-14f8-79a9-b0ff-ace8d6b2a55b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-14f8-76cf-9884-19bd31e9e843" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_019edb1c-14f8-738d-adbe-c7f21a6c7e69" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-14f8-76cf-9884-19bd31e9e843" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/INVESTMENTSScheduleofContractualMaturitiesDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#INVESTMENTSScheduleofContractualMaturitiesDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/INVESTMENTSScheduleofContractualMaturitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-14f8-7af2-951a-da1bc2463f63" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughTwo_019edb1c-14f8-7091-8780-243f526d6ec2" xlink:href="pcor-20260630.xsd#pcor_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughTwo"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-14f8-7af2-951a-da1bc2463f63" xlink:to="loc_pcor_DebtSecuritiesAvailableForSaleFairValueMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughTwo_019edb1c-14f8-7091-8780-243f526d6ec2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019edb1c-14f8-7430-b604-c6e70e4a0875" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-14f8-7af2-951a-da1bc2463f63" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_019edb1c-14f8-7430-b604-c6e70e4a0875" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSScheduleofFinancialAssetsMeasuredatFairValueonRecurringBasisWithinFairValueHierarchyDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#FAIRVALUEOFFINANCIALINSTRUMENTSScheduleofFinancialAssetsMeasuredatFairValueonRecurringBasisWithinFairValueHierarchyDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/FAIRVALUEOFFINANCIALINSTRUMENTSScheduleofFinancialAssetsMeasuredatFairValueonRecurringBasisWithinFairValueHierarchyDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_019edb1c-15c1-7528-a330-41016ddf5584" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019edb1c-15c1-7bfd-8125-31e13fb02e39" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019edb1c-15c1-7528-a330-41016ddf5584" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_019edb1c-15c1-7bfd-8125-31e13fb02e39" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-15c1-7207-8289-3a30163575bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_019edb1c-15c1-7528-a330-41016ddf5584" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_019edb1c-15c1-7207-8289-3a30163575bf" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/LEASESScheduleofLeaseSupplementalInformationDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#LEASESScheduleofLeaseSupplementalInformationDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/LEASESScheduleofLeaseSupplementalInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_019edb1c-15c1-777f-a47c-b9f28dc04eb8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrent_019edb1c-15c1-7880-b2f7-56e3419e39d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiability_019edb1c-15c1-777f-a47c-b9f28dc04eb8" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrent_019edb1c-15c1-7880-b2f7-56e3419e39d6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019edb1c-15c1-70b9-8ddd-8a6cd51410d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiability_019edb1c-15c1-777f-a47c-b9f28dc04eb8" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrent_019edb1c-15c1-70b9-8ddd-8a6cd51410d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_019edb1c-15c1-7700-b48d-a1391286298e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_019edb1c-15c1-7b96-8ada-0d338a896b28" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_019edb1c-15c1-7700-b48d-a1391286298e" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_019edb1c-15c1-7b96-8ada-0d338a896b28" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019edb1c-15c1-7ecf-a764-35f40a6bb875" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingLeaseLiability_019edb1c-15c1-7700-b48d-a1391286298e" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019edb1c-15c1-7ecf-a764-35f40a6bb875" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/LEASESScheduleofMaturitiesofLeasePaymentsDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#LEASESScheduleofMaturitiesofLeasePaymentsDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/LEASESScheduleofMaturitiesofLeasePaymentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_019edb1c-15c1-75d4-808d-aef515ca8962" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_019edb1c-15c1-75d4-808d-aef515ca8962" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_019edb1c-15c1-7567-90ac-3ba1b3dbde35" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_019edb1c-15c1-7567-90ac-3ba1b3dbde35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_019edb1c-15c1-7e6b-912a-4ed75334962f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_019edb1c-15c1-7e6b-912a-4ed75334962f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_019edb1c-15c1-75c7-ae81-58a70c6849ca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_019edb1c-15c1-75c7-ae81-58a70c6849ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_019edb1c-15c1-7451-beb9-a3f835dedb50" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_019edb1c-15c1-7451-beb9-a3f835dedb50" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_019edb1c-15c1-7bab-aa9c-87d40ea0fe85" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_019edb1c-15c1-7bab-aa9c-87d40ea0fe85" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_019edb1c-15c1-77b9-9afa-432a2585b3de" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7521-be66-6ccc2d6b71f2" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_019edb1c-15c1-77b9-9afa-432a2585b3de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_019edb1c-15c1-7423-9761-9bab6467a0ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_019edb1c-15c1-7423-9761-9bab6467a0ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_019edb1c-15c1-7480-8e4e-d556dad65a19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_019edb1c-15c1-7480-8e4e-d556dad65a19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_019edb1c-15c1-7404-baf9-9f547452be1f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_019edb1c-15c1-7404-baf9-9f547452be1f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_019edb1c-15c1-724f-9b19-9b35cc76b590" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_019edb1c-15c1-724f-9b19-9b35cc76b590" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_019edb1c-15c1-7ee4-acf4-8c9bd8a9ebb3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_019edb1c-15c1-7ee4-acf4-8c9bd8a9ebb3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingLeaseLiabilityNetOfReimbursementsToBePaidRemainderOfFiscalYear_019edb1c-15c1-78a4-9472-4a1565d7b70a" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingLeaseLiabilityNetOfReimbursementsToBePaidRemainderOfFiscalYear"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_pcor_LesseeOperatingLeaseLiabilityNetOfReimbursementsToBePaidRemainderOfFiscalYear_019edb1c-15c1-78a4-9472-4a1565d7b70a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_019edb1c-15c1-7e1f-a998-2326edbb9a45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-77ec-a08c-116e0779bc5f" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_019edb1c-15c1-7e1f-a998-2326edbb9a45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-716c-944c-233efd27e12a" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityImputedInterest_019edb1c-15c1-7158-8ad6-dfbeddbef9fe" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityImputedInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-716c-944c-233efd27e12a" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityImputedInterest_019edb1c-15c1-7158-8ad6-dfbeddbef9fe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_OperatingAndFinanceLeaseLiability_019edb1c-15c1-753b-8646-201587468360" xlink:href="pcor-20260630.xsd#pcor_OperatingAndFinanceLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-716c-944c-233efd27e12a" xlink:to="loc_pcor_OperatingAndFinanceLeaseLiability_019edb1c-15c1-753b-8646-201587468360" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/LEASESScheduleofMaturitiesofLeasePaymentsDetails_1" xlink:type="simple" xlink:href="pcor-20260630.xsd#LEASESScheduleofMaturitiesofLeasePaymentsDetails_1"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/LEASESScheduleofMaturitiesofLeasePaymentsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7025-a3ed-b707c7f38984" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_019edb1c-15c1-7822-bd5a-ab2e07972149" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7025-a3ed-b707c7f38984" xlink:to="loc_us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount_019edb1c-15c1-7822-bd5a-ab2e07972149" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_019edb1c-15c1-7b73-881b-a95244f1e411" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeaseLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7025-a3ed-b707c7f38984" xlink:to="loc_us-gaap_FinanceLeaseLiability_019edb1c-15c1-7b73-881b-a95244f1e411" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-76f8-9f7a-efe61d1b2b45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_019edb1c-15c1-72e1-95f9-dcae02126db5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-76f8-9f7a-efe61d1b2b45" xlink:to="loc_us-gaap_OperatingLeaseLiability_019edb1c-15c1-72e1-95f9-dcae02126db5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_019edb1c-15c1-7885-a484-ab4869406354" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_019edb1c-15c1-76f8-9f7a-efe61d1b2b45" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_019edb1c-15c1-7885-a484-ab4869406354" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearOne_019edb1c-15c1-7eab-adc0-8df875adfcb2" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearOne"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearOne_019edb1c-15c1-7eab-adc0-8df875adfcb2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo_019edb1c-15c1-7d69-96f7-6d398e3ea019" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearTwo_019edb1c-15c1-7d69-96f7-6d398e3ea019" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearThree_019edb1c-15c1-7c6e-9826-2cd4ab18ed52" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearThree_019edb1c-15c1-7c6e-9826-2cd4ab18ed52" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFour_019edb1c-15c1-7feb-9a84-3f2d236bb6bc" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFour_019edb1c-15c1-7feb-9a84-3f2d236bb6bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFive_019edb1c-15c1-7e23-b4c0-35cf467ad3a0" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueYearFive_019edb1c-15c1-7e23-b4c0-35cf467ad3a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueAfterYearFive_019edb1c-15c1-7538-a6f8-333b495fcc20" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueAfterYearFive_019edb1c-15c1-7538-a6f8-333b495fcc20" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueRemainderOfFiscalYear_019edb1c-15c1-7e10-a60a-3684652c1da4" xlink:href="pcor-20260630.xsd#pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueRemainderOfFiscalYear"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDue_019edb1c-15c1-7a2d-b901-7bff4b87a7e8" xlink:to="loc_pcor_LesseeOperatingAndFinanceLeaseLiabilityPaymentsDueRemainderOfFiscalYear_019edb1c-15c1-7e10-a60a-3684652c1da4" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/BUSINESSCOMBINATIONSNarrativeDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#BUSINESSCOMBINATIONSNarrativeDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/BUSINESSCOMBINATIONSNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019f8e22-d795-7297-9f69-985fd33003d9" xlink:href="pcor-20260630.xsd#pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_019f8e22-d795-7461-bc97-73cad2dd1672" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019f8e22-d795-7297-9f69-985fd33003d9" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_019f8e22-d795-7461-bc97-73cad2dd1672" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_019f8e22-d795-7bb9-b080-a9b2cb63ccb1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019f8e22-d795-7297-9f69-985fd33003d9" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_019f8e22-d795-7bb9-b080-a9b2cb63ccb1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_019f8e22-d795-7d24-99d6-043ae7641212" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019f8e22-d795-7297-9f69-985fd33003d9" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_019f8e22-d795-7d24-99d6-043ae7641212" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019f8e22-d795-7c11-b908-0c00996e724e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019f8e22-d795-7297-9f69-985fd33003d9" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019f8e22-d795-7c11-b908-0c00996e724e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019f8e22-d795-7831-820f-047c5a516558" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019f8e22-d795-7297-9f69-985fd33003d9" xlink:to="loc_us-gaap_Goodwill_019f8e22-d795-7831-820f-047c5a516558" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/BUSINESSCOMBINATIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#BUSINESSCOMBINATIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/BUSINESSCOMBINATIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:href="pcor-20260630.xsd#pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_019edb1c-15c1-77b3-a493-dbdb07e9bcaa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_019edb1c-15c1-77b3-a493-dbdb07e9bcaa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_019edb1c-15c1-7402-b31a-16fb0b873572" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_019edb1c-15c1-7402-b31a-16fb0b873572" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_019edb1c-15c1-7c8a-a5e7-32056edc6a5f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_019edb1c-15c1-7c8a-a5e7-32056edc6a5f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_019edb1c-15c1-75f6-8a07-a60848ecf94e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_019edb1c-15c1-75f6-8a07-a60848ecf94e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019edb1c-15c1-7452-9e39-c26b86a8b04f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_019edb1c-15c1-7452-9e39-c26b86a8b04f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019edb1c-15c1-720e-b9d8-0a38719503b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-7747-a930-1cfdcc971821" xlink:to="loc_us-gaap_Goodwill_019edb1c-15c1-720e-b9d8-0a38719503b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-78fb-99f8-dab3a28c25d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_019edb1c-15c1-7b7a-99cf-84f7c6bccabf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-78fb-99f8-dab3a28c25d4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_019edb1c-15c1-7b7a-99cf-84f7c6bccabf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue_019edb1c-15c1-71ae-b6e6-1037c29a2b04" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-78fb-99f8-dab3a28c25d4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesDeferredRevenue_019edb1c-15c1-71ae-b6e6-1037c29a2b04" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_019edb1c-15c1-7abe-8179-65c9395f52ec" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-78fb-99f8-dab3a28c25d4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_019edb1c-15c1-7abe-8179-65c9395f52ec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_BusinessCombinationRecognizedLiabilityAssumedAccruedExpenses_019edb1c-15c1-7029-b4a4-56c32012f5cf" xlink:href="pcor-20260630.xsd#pcor_BusinessCombinationRecognizedLiabilityAssumedAccruedExpenses"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-78fb-99f8-dab3a28c25d4" xlink:to="loc_pcor_BusinessCombinationRecognizedLiabilityAssumedAccruedExpenses_019edb1c-15c1-7029-b4a4-56c32012f5cf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_019edb1c-15c1-732e-8a62-c67b6a748d04" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-78fb-99f8-dab3a28c25d4" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_019edb1c-15c1-732e-8a62-c67b6a748d04" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_019edb1c-15c1-7843-a93e-eeea48dbc92a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-78ed-a250-0fa3b4b05a4c" xlink:href="pcor-20260630.xsd#pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_019edb1c-15c1-7843-a93e-eeea48dbc92a" xlink:to="loc_pcor_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAcquiredIncludingGoodwill_019edb1c-15c1-78ed-a250-0fa3b4b05a4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-7b5c-afc0-5258d2eb1046" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_019edb1c-15c1-7843-a93e-eeea48dbc92a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_019edb1c-15c1-7b5c-afc0-5258d2eb1046" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/INTANGIBLEASSETSANDGOODWILLScheduleofIntangibleAssetsDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#INTANGIBLEASSETSANDGOODWILLScheduleofIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/INTANGIBLEASSETSANDGOODWILLScheduleofIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019eff6d-5880-7df7-8b1d-0d5d3b4d6c15" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019eff6d-5880-740d-8682-3cde514078a9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019eff6d-5880-7df7-8b1d-0d5d3b4d6c15" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019eff6d-5880-740d-8682-3cde514078a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019eff6d-5880-7858-ad0a-d99a9d50a8bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019eff6d-5880-7df7-8b1d-0d5d3b4d6c15" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019eff6d-5880-7858-ad0a-d99a9d50a8bc" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/ACCRUEDEXPENSESScheduleofComponentsofAccruedExpensesDetails" xlink:type="simple" xlink:href="pcor-20260630.xsd#ACCRUEDEXPENSESScheduleofComponentsofAccruedExpensesDetails"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/ACCRUEDEXPENSESScheduleofComponentsofAccruedExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-15c1-7033-8acf-8a3fd009256e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019edb1c-15c1-7a11-8710-7f8ff1970ec6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-15c1-7033-8acf-8a3fd009256e" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019edb1c-15c1-7a11-8710-7f8ff1970ec6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedBonusesCurrent_019edb1c-15c1-7918-80d6-5b66f457b33f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedBonusesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-15c1-7033-8acf-8a3fd009256e" xlink:to="loc_us-gaap_AccruedBonusesCurrent_019edb1c-15c1-7918-80d6-5b66f457b33f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019edb1c-15c1-769c-9faf-802990fb86db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-15c1-7033-8acf-8a3fd009256e" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019edb1c-15c1-769c-9faf-802990fb86db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_pcor_AccruedCommissions_019edb1c-15c1-7c11-8cce-fce3b0e627ed" xlink:href="pcor-20260630.xsd#pcor_AccruedCommissions"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019edb1c-15c1-7033-8acf-8a3fd009256e" xlink:to="loc_pcor_AccruedCommissions_019edb1c-15c1-7c11-8cce-fce3b0e627ed" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.procore.com/role/STOCKHOLDERSEQUITYScheduleofTotalStockbasedCompensationCostfromStockOptionsRSUsESPPRSAsandSalesofStockDetail" xlink:type="simple" xlink:href="pcor-20260630.xsd#STOCKHOLDERSEQUITYScheduleofTotalStockbasedCompensationCostfromStockOptionsRSUsESPPRSAsandSalesofStockDetail"/>
  <link:calculationLink xlink:role="http://www.procore.com/role/STOCKHOLDERSEQUITYScheduleofTotalStockbasedCompensationCostfromStockOptionsRSUsESPPRSAsandSalesofStockDetail" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_019edb1c-15c1-713e-ac1e-1a03b5edaa7b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_019edb1c-15c1-7610-af68-8abd84df36f7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_019edb1c-15c1-713e-ac1e-1a03b5edaa7b" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_019edb1c-15c1-7610-af68-8abd84df36f7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_019edb1c-15c1-71b6-b649-42716473c1fb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardCompensationCost1_019edb1c-15c1-713e-ac1e-1a03b5edaa7b" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount_019edb1c-15c1-71b6-b649-42716473c1fb" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
