<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001536683</cik>
        <entityName>NYL Investors Madison Core Property Fund LP</entityName>
        <issuerAddress>
            <street1>50 California Street</street1>
            <street2>Suite 2100</street2>
            <city>SAN FRANCISCO</city>
            <stateOrCountry>CA</stateOrCountry>
            <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
            <zipCode>94111</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>(415) 402-4100</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <edgarPreviousNameList>
            <previousName>Madison Core Property Fund LP</previousName>
            <previousName>Madison Core Property Fund LLC</previousName>
            <previousName>McMorgan Institutional Real Estate Fund I, LLC</previousName>
        </edgarPreviousNameList>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <lastName>MCPF GP LLC</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>50 California Street</street1>
                <street2>Suite 2100</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94111</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Alpesh</firstName>
                <lastName>Rathod</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>50 California Street</street1>
                <street2>Suite 2100</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94111</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Chief Compliance Officer of MCPF GP LLC</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Steve</firstName>
                <lastName>Repertinger</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>50 California Street</street1>
                <street2>Suite 2100</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94111</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Senior Director, Portfolio Manager of MCPF GP LLC</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <lastName>NYL Investors LLC</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>50 California Street</street1>
                <street2>Suite 2100</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94111</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Commercial</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
            <item>3C</item>
            <item>3C.5</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001536683-12-000001</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2001-05-01</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>1000000</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Susan K. Charon</recipientName>
                <recipientCRDNumber>3152698</recipientCRDNumber>
                <associatedBDName>NYLIFE Distributors</associatedBDName>
                <associatedBDCRDNumber>35350</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>50 California Street</street1>
                    <street2>Suite 2100</street2>
                    <city>San Francisco</city>
                    <stateOrCountry>CA</stateOrCountry>
                    <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                    <zipCode>94111</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Mark S. Johnson</recipientName>
                <recipientCRDNumber>2466907</recipientCRDNumber>
                <associatedBDName>NYLIFE Distributors</associatedBDName>
                <associatedBDCRDNumber>35350</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>4900 S.W. Griffith</street1>
                    <street2>Suite 237</street2>
                    <city>Beaverton</city>
                    <stateOrCountry>OR</stateOrCountry>
                    <stateOrCountryDescription>OREGON</stateOrCountryDescription>
                    <zipCode>97005-4648</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Brian A. Schroeder</recipientName>
                <recipientCRDNumber>2337484</recipientCRDNumber>
                <associatedBDName>NYLIFE Distributors</associatedBDName>
                <associatedBDCRDNumber>35350</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>50 California Street</street1>
                    <street2>Suite 2100</street2>
                    <city>San Francisco</city>
                    <stateOrCountry>CA</stateOrCountry>
                    <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                    <zipCode>94111</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>1395230155</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>true</hasNonAccreditedInvestors>
            <numberNonAccreditedInvestors>2</numberNonAccreditedInvestors>
            <totalNumberAlreadyInvested>71</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>958703</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>The Promoter will receive an Investment Management Fee as outlined in the offering document for the Fund.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>NYL Investors Madison Core Property Fund LP</issuerName>
                <signatureName>/s/ Steve Repertinger</signatureName>
                <nameOfSigner>Steve Repertinger</nameOfSigner>
                <signatureTitle>Senior Director, Portfolio Manager of GP of Issuer</signatureTitle>
                <signatureDate>2026-01-06</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
