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  <xsd:element id="rdn_LesseeOperatingLeaseImputedInterest" name="LesseeOperatingLeaseImputedInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="rdn_LesseeOperatingLeaseLiabilityPaymentsDueYearFiveandThereafter" name="LesseeOperatingLeaseLiabilityPaymentsDueYearFiveandThereafter" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="rdn_LineofCreditFacilityPaymentofCommitmentFees" name="LineofCreditFacilityPaymentofCommitmentFees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_LitigationComplainantAxis" name="LitigationComplainantAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_LitigationComplainantDomain" name="LitigationComplainantDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_LossContingencyLegalActionsCommencementPeriod" name="LossContingencyLegalActionsCommencementPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_LossReservesAxis" name="LossReservesAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_LossReservesDomain" name="LossReservesDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_MortgageInsuranceAbstract" name="MortgageInsuranceAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_MortgageInsuranceSegmentMember" name="MortgageInsuranceSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_MortgageServicesMember" name="MortgageServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_MortgageandRealEstateServicesSegmentMember" name="MortgageandRealEstateServicesSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_NarrowedScopeMember" name="NarrowedScopeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_NationstarMember" name="NationstarMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_NetCashReceivedTransferredInSaleOfSubsidiaries" name="NetCashReceivedTransferredInSaleOfSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="rdn_NetChangesinUnrealizedGainsLossesRecognizedinEarningsTableTextBlock" name="NetChangesinUnrealizedGainsLossesRecognizedinEarningsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_NetGainsLossesonInvestmentsandOtherFinancialInstruments" name="NetGainsLossesonInvestmentsandOtherFinancialInstruments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="rdn_NetRiskInForce" name="NetRiskInForce" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_NetUnrealizedLossesAbstract" name="NetUnrealizedLossesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_NonAssetBackedSecurityInvestmentsContractualMaturitiesMember" name="NonAssetBackedSecurityInvestmentsContractualMaturitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_NumberofFullyCollateralizedReinsuranceArrangementswiththeEagleReIssuers" name="NumberofFullyCollateralizedReinsuranceArrangementswiththeEagleReIssuers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_OTTIRecognizedinEarningsDuetoIntenttoSellMember" name="OTTIRecognizedinEarningsDuetoIntenttoSellMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_OTTIRecognizedinEarningsMember" name="OTTIRecognizedinEarningsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_OcwenMember" name="OcwenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_OperatingIncomeLossPreTaxNonGAAP" name="OperatingIncomeLossPreTaxNonGAAP" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_OrganizationConsolidationandPresentationTable" name="OrganizationConsolidationandPresentationTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_OtherComprehensiveGainLossUnrealizedHoldingGainsLossesonInvestmentsAbstract" name="OtherComprehensiveGainLossUnrealizedHoldingGainsLossesonInvestmentsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_OtherInvestmentsChangeinUnrealizedHoldingGainLoss" name="OtherInvestmentsChangeinUnrealizedHoldingGainLoss" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_OtherThanTemporaryImpairmentLossAxis" name="OtherThanTemporaryImpairmentLossAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_OtherThanTemporaryImpairmentLossDomain" name="OtherThanTemporaryImpairmentLossDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_PoolInsuranceMortgageInsuranceProductMember" name="PoolInsuranceMortgageInsuranceProductMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_PrimaryCaseReservesMember" name="PrimaryCaseReservesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_PrimaryMortgageProductMember" name="PrimaryMortgageProductMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_PrivateMortgageInsuranceProtectsLendersForLoansMadeWithLessThanThisMaximumDownPaymentPercentage" name="PrivateMortgageInsuranceProtectsLendersForLoansMadeWithLessThanThisMaximumDownPaymentPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="rdn_PrivateMortgageInsuranceProtectsLendersForRefinancingsMadetoHomeBuyersWithLessThanThisMaximumEquityOwnershipPercentage" name="PrivateMortgageInsuranceProtectsLendersForRefinancingsMadetoHomeBuyersWithLessThanThisMaximumEquityOwnershipPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="rdn_ProceedsfromSaleofEquitySecurities" name="ProceedsfromSaleofEquitySecurities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RadianGroupInc.Member" name="RadianGroupInc.Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RadianGuarantyMember" name="RadianGuarantyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RadianReinsuranceMember" name="RadianReinsuranceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RealEstateAgentServicesMember" name="RealEstateAgentServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_RealizedGainsLossesonInvestmentsNet" name="RealizedGainsLossesonInvestmentsNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="rdn_ReinsuranceRetentionPolicyTermofCoveragePeriod" name="ReinsuranceRetentionPolicyTermofCoveragePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RevolvingCreditFacilityAbstract" name="RevolvingCreditFacilityAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_RiskInForce" name="RiskInForce" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_RiskToCapitalCalculationTable" name="RiskToCapitalCalculationTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RiskToCapitalLineItemsLineItems" name="RiskToCapitalLineItemsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_RiskToCapitalRatio" name="RiskToCapitalRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_RiskinForceAxis" name="RiskinForceAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_RiskinForceDomain" name="RiskinForceDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_ScheduleOfInvestmentMaturitiesTable" name="ScheduleOfInvestmentMaturitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_ScheduleofCollateralizedReinsuranceAgreementsTableTextBlock" name="ScheduleofCollateralizedReinsuranceAgreementsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_ScheduleofLiabilityforUnpaidClaimsandClaimAdjustmentExpensesbySegmentTableTextBlock" name="ScheduleofLiabilityforUnpaidClaimsandClaimAdjustmentExpensesbySegmentTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_ScheduleofSinglePremiumQuotaShareReinsuranceProgramDetailsTableTextBlock" name="ScheduleofSinglePremiumQuotaShareReinsuranceProgramDetailsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_ScheduleofTotalReserveforLossesandLAEAbstract" name="ScheduleofTotalReserveforLossesandLAEAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_ScheduleofVIEAssetsTableTextBlock" name="ScheduleofVIEAssetsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_SecuritiesLendingActivitiesAbstract" name="SecuritiesLendingActivitiesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_SecuritiesLoanedAssetAmortizedCostBasis" name="SecuritiesLoanedAssetAmortizedCostBasis" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_SeniorNotesDue2024Member" name="SeniorNotesDue2024Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_SeniorNotesDue2027Member" name="SeniorNotesDue2027Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_SeniorNotesFairValue" name="SeniorNotesFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_SeparateThirdPartyReinsurerMember" name="SeparateThirdPartyReinsurerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_ServicesRevenueAxis" name="ServicesRevenueAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_ServicesRevenueDomain" name="ServicesRevenueDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_ServicesRevenueNet" name="ServicesRevenueNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="rdn_ServicesRevenueTableTextBlock" name="ServicesRevenueTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_StateandLocalNOLCarryforwardsMember" name="StateandLocalNOLCarryforwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_StatutoryAccountingPracticeStatutoryPosition" name="StatutoryAccountingPracticeStatutoryPosition" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="rdn_StatutoryAccountingPracticesContingencyReserve" name="StatutoryAccountingPracticesContingencyReserve" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="rdn_StatutoryAccountingPracticesRiskToCapitalCalculationTableTextBlock" name="StatutoryAccountingPracticesRiskToCapitalCalculationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_StatutoryAccountingPracticesStatutoryCapitalandSurplusIncreaseDecrease" name="StatutoryAccountingPracticesStatutoryCapitalandSurplusIncreaseDecrease" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="rdn_SurplusNoteNoticeofRedemptionPeriod" name="SurplusNoteNoticeofRedemptionPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_TitleServicesMember" name="TitleServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_TotalDebtSecuritiesLineItems" name="TotalDebtSecuritiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_TotalOperatingExpensesAllocatedtoSubsidiariesFromParentCompany" name="TotalOperatingExpensesAllocatedtoSubsidiariesFromParentCompany" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_TotalPrimaryInsuranceMortgageInsuranceProductsMember" name="TotalPrimaryInsuranceMortgageInsuranceProductsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_Totalof3Q19and1Q20RepurchaseProgramsMember" name="Totalof3Q19and1Q20RepurchaseProgramsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_TradingSecuritiesMember" name="TradingSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="rdn_UnearnedCedingCommissions" name="UnearnedCedingCommissions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="rdn_VIENonconsolidatedCarryingAmountAssets" name="VIENonconsolidatedCarryingAmountAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="rdn_VIENonconsolidatedCarryingAmountLiabilities" name="VIENonconsolidatedCarryingAmountLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="rdn_ValuationServicesMember" name="ValuationServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="rdn_XOLFirstLayerMember" name="XOLFirstLayerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
