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  <xs:element id="upst_CustomerOperationsExpense" abstract="false" name="CustomerOperationsExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncomeExpenseOnConvertibleNotes" abstract="false" name="IncomeExpenseOnConvertibleNotes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_AdjustmentsToAdditionalPaidInCapitalPurchaseOfCappedCalls" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalPurchaseOfCappedCalls" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_AdjustmentsToAdditionalPaidInCapitalSettlementOfCappedCalls" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalSettlementOfCappedCalls" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncreaseDecreaseInFairValueOfServicingAssets" abstract="false" name="IncreaseDecreaseInFairValueOfServicingAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncreaseDecreaseInFairValueOfServicingLiabilities" abstract="false" name="IncreaseDecreaseInFairValueOfServicingLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncreaseDecreaseInFairValueOfBeneficialInterestAssets" abstract="false" name="IncreaseDecreaseInFairValueOfBeneficialInterestAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncreaseDecreaseInFairValueOfBeneficialInterestLiabilities" abstract="false" name="IncreaseDecreaseInFairValueOfBeneficialInterestLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_GainLossOnLoanServicingRightsAndSaleOfNoncontrollingInterestsNet" abstract="false" name="GainLossOnLoanServicingRightsAndSaleOfNoncontrollingInterestsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_AmortizationOfLoanPremium" abstract="false" name="AmortizationOfLoanPremium" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_PaymentsOnBeneficialInterestLiabilities" abstract="false" name="PaymentsOnBeneficialInterestLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ProceedsFromBeneficialInterestAssetsOperatingActivities" abstract="false" name="ProceedsFromBeneficialInterestAssetsOperatingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_PaymentsOnBeneficialInterestAssetsOperatingActivities" abstract="false" name="PaymentsOnBeneficialInterestAssetsOperatingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncreaseDecreaseInOperatingLeaseLiabilityAndRightOfUseAsset" abstract="false" name="IncreaseDecreaseInOperatingLeaseLiabilityAndRightOfUseAsset" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IncreaseDecreaseInPayableToInvestorsForBeneficialInterestAssets" abstract="false" name="IncreaseDecreaseInPayableToInvestorsForBeneficialInterestAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_AcquisitionAndSettlementsOfBeneficialInterestAssets" abstract="false" name="AcquisitionAndSettlementsOfBeneficialInterestAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ProceedsFromBeneficialInterestAssetsInvestingActivities" abstract="false" name="ProceedsFromBeneficialInterestAssetsInvestingActivities" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_PaymentsForCappedCalls" abstract="false" name="PaymentsForCappedCalls" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ProceedsFromSettlementOfCappedCalls" abstract="false" name="ProceedsFromSettlementOfCappedCalls" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_RepaymentToInvestors" abstract="false" name="RepaymentToInvestors" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_BeneficialInterestsObtainedInConnectionWithLoanSale" abstract="false" name="BeneficialInterestsObtainedInConnectionWithLoanSale" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SecuritiesRetainedUnderUnconsolidatedSecuritizationTransactions" abstract="false" name="SecuritiesRetainedUnderUnconsolidatedSecuritizationTransactions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IssuanceOfLineOfCreditReceivable" abstract="false" name="IssuanceOfLineOfCreditReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_RepaymentsOfLineOfCreditReceivable" abstract="false" name="RepaymentsOfLineOfCreditReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SecuritiesRetainedUnderConsolidatedSecuritizationTransaction" abstract="false" name="SecuritiesRetainedUnderConsolidatedSecuritizationTransaction" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_IssuanceOfBeneficialInterests" abstract="false" name="IssuanceOfBeneficialInterests" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_BeneficialInterestsAbstract" abstract="true" name="BeneficialInterestsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_BeneficialInterestDisclosureTextBlock" abstract="false" name="BeneficialInterestDisclosureTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_FinancialInstrumentsNotMeasuredAtFairValuePolicyTextBlock" abstract="false" name="FinancialInstrumentsNotMeasuredAtFairValuePolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_BeneficialInterestsPolicyTextBlock" abstract="false" name="BeneficialInterestsPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_OperatingExpensesPolicyPolicyTextBlock" abstract="false" name="OperatingExpensesPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_OtherIncomeExpensePolicyPolicyTextBlock" abstract="false" name="OtherIncomeExpensePolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_ScheduleOfFeesAndCommissionsTableTextBlock" abstract="false" name="ScheduleOfFeesAndCommissionsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_ScheduleOfBeneficialInterestsTableTextBlock" abstract="false" name="ScheduleOfBeneficialInterestsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_ScheduleOfSensitivityAnalysisOfFairValueTableTextBlock" abstract="false" name="ScheduleOfSensitivityAnalysisOfFairValueTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_ScheduleOfCappedCallsTableTextBlock" abstract="false" name="ScheduleOfCappedCallsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_ScheduleOfClassOfStockAndWarrantsOrRightsTableTextBlock" abstract="false" name="ScheduleOfClassOfStockAndWarrantsOrRightsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="upst_NumberOfComponentsOfRevenue" abstract="false" name="NumberOfComponentsOfRevenue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="upst_PlatformAndReferralFeesNetMember" abstract="true" name="PlatformAndReferralFeesNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_ServicingFeesNetMember" abstract="true" name="ServicingFeesNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_SubscriptionFeeMember" abstract="true" name="SubscriptionFeeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_OriginationFeesMember" abstract="true" name="OriginationFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_LoanPremiumFeesAndLoanTrailingFees" abstract="false" name="LoanPremiumFeesAndLoanTrailingFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_TrailingFeeLiabilitiesFairValueDisclosure" abstract="false" name="TrailingFeeLiabilitiesFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SubscriptionAgreementsTerm" abstract="false" name="SubscriptionAgreementsTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="upst_CustomerAMember" abstract="true" name="CustomerAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_CustomerBMember" abstract="true" name="CustomerBMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_CustomerCMember" abstract="true" name="CustomerCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_CustomerDMember" abstract="true" name="CustomerDMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_CustomerEMember" abstract="true" name="CustomerEMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_ServicingFeesMember" abstract="true" name="ServicingFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_BorrowerFeesMember" abstract="true" name="BorrowerFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_CollectionAgencyFeesMember" abstract="true" name="CollectionAgencyFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_OtherFeesMember" abstract="true" name="OtherFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_GainLossOnServicingRightsAndFairValueAdjustments" abstract="false" name="GainLossOnServicingRightsAndFairValueAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_UnrealizedGainLossChargeOffsAndOtherFairValueAdjustmentsNet" abstract="false" name="UnrealizedGainLossChargeOffsAndOtherFairValueAdjustmentsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_RealizedGainLossOnTransferOfLoansNet" abstract="false" name="RealizedGainLossOnTransferOfLoansNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_GainLossOnBeneficialInterests" abstract="false" name="GainLossOnBeneficialInterests" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_InterestIncomeAndFairValueAdjustmentNet" abstract="false" name="InterestIncomeAndFairValueAdjustmentNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ConsolidatedSecuritizationMember" abstract="true" name="ConsolidatedSecuritizationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_ConsolidatedWarehouseEntitiesMember" abstract="true" name="ConsolidatedWarehouseEntitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_OtherVariableInterestEntitiesMember" abstract="true" name="OtherVariableInterestEntitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_SecuritizationsMember" abstract="true" name="SecuritizationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_NotesReceivableAndResidualCertificatesMember" abstract="true" name="NotesReceivableAndResidualCertificatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_SeniorSecuritizedLoansWeightedAverageCouponRate" abstract="false" name="SeniorSecuritizedLoansWeightedAverageCouponRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="upst_VariableInterestEntityQualitativeOrQuantitativeInformationNumberOfVariableInterestEntity" abstract="false" name="VariableInterestEntityQualitativeOrQuantitativeInformationNumberOfVariableInterestEntity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="upst_ScheduleOfBeneficialInterestTable" abstract="true" name="ScheduleOfBeneficialInterestTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="upst_BeneficialInterestsNetMember" abstract="true" name="BeneficialInterestsNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_ScheduleOfBeneficialInterestLineItems" abstract="true" name="ScheduleOfBeneficialInterestLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_BeneficialInterestAssetUnpaidPrincipalBalance" abstract="false" name="BeneficialInterestAssetUnpaidPrincipalBalance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_BeneficialInterestLiabilityUnpaidPrincipalBalance" abstract="false" name="BeneficialInterestLiabilityUnpaidPrincipalBalance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_BeneficialInterestLiabilities" abstract="false" name="BeneficialInterestLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_RestrictedCashMember" abstract="true" name="RestrictedCashMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_LineOfCreditReceivableMember" abstract="true" name="LineOfCreditReceivableMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_LineOfCreditReceivableAndBeneficialInterestAssetMember" abstract="true" name="LineOfCreditReceivableAndBeneficialInterestAssetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_BeneficialInterestsMaximumLossExposure" abstract="false" name="BeneficialInterestsMaximumLossExposure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_AssetsHeldByInstitutionalInvestor" abstract="false" name="AssetsHeldByInstitutionalInvestor" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_BeneficialInterestAssetFairValue" abstract="false" name="BeneficialInterestAssetFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_LoansHeldForInvestmentFairValueDisclosure" abstract="false" name="LoansHeldForInvestmentFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_LoansReceivableMeasurementInput" abstract="false" name="LoansReceivableMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="upst_SecuritizedLoansMeasurementInput" abstract="false" name="SecuritizedLoansMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="upst_LineOfCreditReceivableMeasurementInput" abstract="false" name="LineOfCreditReceivableMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="upst_NotesReceivableMeasurementInput" abstract="false" name="NotesReceivableMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="upst_PayablesToSecuritizationNoteHoldersMeasurementInput" abstract="false" name="PayablesToSecuritizationNoteHoldersMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="upst_BeneficialInterestAssetMeasurementInput" abstract="false" name="BeneficialInterestAssetMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="upst_BeneficialInterestLiabilityMeasurementInput" abstract="false" name="BeneficialInterestLiabilityMeasurementInput" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="upst_TrailingFeeLiabilityMeasurementInput" abstract="false" name="TrailingFeeLiabilityMeasurementInput" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="upst_LoansHeldForSaleAndInvestmentMember" abstract="true" name="LoansHeldForSaleAndInvestmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_LoansHeldInConsolidatedSecuritizationMember" abstract="true" name="LoansHeldInConsolidatedSecuritizationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_BeneficialInterestsMember" abstract="true" name="BeneficialInterestsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_DiscountRateAbstract" abstract="true" name="DiscountRateAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueAssetsImpactOf100BasisPointIncreaseInDiscountRates" abstract="false" name="SensitivityAnalysisOfFairValueAssetsImpactOf100BasisPointIncreaseInDiscountRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueAssetsImpactOf200BasisPointIncreaseInDiscountRates" abstract="false" name="SensitivityAnalysisOfFairValueAssetsImpactOf200BasisPointIncreaseInDiscountRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ExpectedCreditLossRateAbstract" abstract="true" name="ExpectedCreditLossRateAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueAssetsImpactOf10PercentAdverseChangeInExpectedCreditLossRates" abstract="false" name="SensitivityAnalysisOfFairValueAssetsImpactOf10PercentAdverseChangeInExpectedCreditLossRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueAssetsImpactOf20PercentAdverseChangeInExpectedCreditLossRates" abstract="false" name="SensitivityAnalysisOfFairValueAssetsImpactOf20PercentAdverseChangeInExpectedCreditLossRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ExpectedPrepaymentRatesAbstract" abstract="true" name="ExpectedPrepaymentRatesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueAssetsImpactOf10PercentAdverseChangeInExpectedPrepaymentRates" abstract="false" name="SensitivityAnalysisOfFairValueAssetsImpactOf10PercentAdverseChangeInExpectedPrepaymentRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueAssetsImpactOf20PercentAdverseChangeInExpectedPrepaymentRates" abstract="false" name="SensitivityAnalysisOfFairValueAssetsImpactOf20PercentAdverseChangeInExpectedPrepaymentRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_ExpectedCreditLossRateLiabilitiesAbstract" abstract="true" name="ExpectedCreditLossRateLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueLiabilitiesImpactOf10PercentAdverseChangeInExpectedCreditLossRates" abstract="false" name="SensitivityAnalysisOfFairValueLiabilitiesImpactOf10PercentAdverseChangeInExpectedCreditLossRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueLiabilitiesImpactOf20PercentAdverseChangeInExpectedCreditLossRates" abstract="false" name="SensitivityAnalysisOfFairValueLiabilitiesImpactOf20PercentAdverseChangeInExpectedCreditLossRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_LoanHeldForSaleMember" abstract="true" name="LoanHeldForSaleMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_LoansHeldForInvestmentMember" abstract="true" name="LoansHeldForInvestmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_LoansHeldForSaleInConsolidatedSecuritizationMember" abstract="true" name="LoansHeldForSaleInConsolidatedSecuritizationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetReclassificationOfLoans" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetReclassificationOfLoans" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchaseOfLoansForImmediateResaleToInvestors" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchaseOfLoansForImmediateResaleToInvestors" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRepaymentsReceived" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRepaymentsReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetOtherIncreaseDecrease" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetOtherIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_AutoLoansMember" abstract="true" name="AutoLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_TrailingFeeLiabilityAtFairValueAmount" abstract="false" name="TrailingFeeLiabilityAtFairValueAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAdditions" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetChangesInAccruedInterest" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetChangesInAccruedInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_PayablesToSecuritizationNoteHoldersMember" abstract="true" name="PayablesToSecuritizationNoteHoldersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_BeneficialInterestLiabilitiesMember" abstract="true" name="BeneficialInterestLiabilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_TrailingFeeLiabilitiesMember" abstract="true" name="TrailingFeeLiabilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAdditions" abstract="false" name="FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_PersonalLoansMember" abstract="true" name="PersonalLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_AssumptionForFairValueOfAssetsOrLiabilitiesThatRelateToTransferorsContinuingInvolvementMarketServicingRate" abstract="false" name="AssumptionForFairValueOfAssetsOrLiabilitiesThatRelateToTransferorsContinuingInvolvementMarketServicingRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="upst_LoanServicingAssetsMember" abstract="true" name="LoanServicingAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_SensitivityAnalysisOfFairValueTransferorsInterestsInTransferredFinancialAssetsImpactOf10PercentIncreaseInMarketServicingRates" abstract="false" name="SensitivityAnalysisOfFairValueTransferorsInterestsInTransferredFinancialAssetsImpactOf10PercentIncreaseInMarketServicingRates" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="upst_ServicingAssetAtFairValueRepaymentsAndOtherChangesAtFairValueGainLossIncludedInEarnings" abstract="false" name="ServicingAssetAtFairValueRepaymentsAndOtherChangesAtFairValueGainLossIncludedInEarnings" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_LoanServicingLiabilitiesMember" abstract="true" name="LoanServicingLiabilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_ServicingLiabilityAtFairValueRepaymentsAndOtherChangesAtFairValueGainLossIncludedInEarnings" abstract="false" name="ServicingLiabilityAtFairValueRepaymentsAndOtherChangesAtFairValueGainLossIncludedInEarnings" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="upst_WarehouseCreditFacilityMember" abstract="true" name="WarehouseCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="upst_ScheduleOfBorrowingsLineItems" abstract="true" name="ScheduleOfBorrowingsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
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  <xs:element id="upst_GreaterThan10StockholdersMember" abstract="true" name="GreaterThan10StockholdersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="upst_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisePriceAsAPercentOfEstimatedFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisePriceAsAPercentOfEstimatedFairValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="upst_IncreaseDecreaseInOperatingLeaseRightOfUseAsset" abstract="false" name="IncreaseDecreaseInOperatingLeaseRightOfUseAsset" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="upst_ImpairmentOfIntangibleAssetsMember" abstract="true" name="ImpairmentOfIntangibleAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_January2023PlanMember" abstract="true" name="January2023PlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_RestructuringAndRelatedCostOneTimeNonCashSavingsAmount" abstract="false" name="RestructuringAndRelatedCostOneTimeNonCashSavingsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="upst_RestructuringIncurredCostStatementOfIncomeOrComprehensiveIncomeExtensibleEnumerationNotDisclosedFlag" abstract="false" name="RestructuringIncurredCostStatementOfIncomeOrComprehensiveIncomeExtensibleEnumerationNotDisclosedFlag" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="upst_ScottDarlingMember" abstract="true" name="ScottDarlingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_NataliaMirgorodskayaMember" abstract="true" name="NataliaMirgorodskayaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="upst_PaulGuMember" abstract="true" name="PaulGuMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
