<SEC-DOCUMENT>0001025996-25-000042.txt : 20250206
<SEC-HEADER>0001025996-25-000042.hdr.sgml : 20250206
<ACCEPTANCE-DATETIME>20250206163434
ACCESSION NUMBER:		0001025996-25-000042
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250204
FILED AS OF DATE:		20250206
DATE AS OF CHANGE:		20250206

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Smart Justin William
		CENTRAL INDEX KEY:			0001565262
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12675
		FILM NUMBER:		25597913

	MAIL ADDRESS:	
		STREET 1:		12200 W. OLYMPIC BLVD., SUITE 200
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90064

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KILROY REALTY CORP
		CENTRAL INDEX KEY:			0001025996
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		IRS NUMBER:				954598246
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		12200 W. OLYMPIC BLVD., SUITE 200
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90064
		BUSINESS PHONE:		3104818400

	MAIL ADDRESS:	
		STREET 1:		12200 W. OLYMPIC BLVD., SUITE 200
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90064
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1738877667.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-02-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001025996</issuerCik>
        <issuerName>KILROY REALTY CORP</issuerName>
        <issuerTradingSymbol>NYSE: KRC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001565262</rptOwnerCik>
            <rptOwnerName>Smart Justin William</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KILROY REALTY CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>12200 W. OLYMPIC BLVD., SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90064</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

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                <value>Common stock, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2025-02-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>49208</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>348944.3311</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        <nonDerivativeTransaction>
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                </transactionPricePerShare>
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    <derivativeTable>
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            <expirationDate>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <underlyingSecurityShares>
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                </underlyingSecurityShares>
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                </transactionShares>
                <transactionPricePerShare>
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                    <value>Common Stock</value>
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                    <value>140179.9311</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
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                <footnoteId id="F2"/>
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            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>49208.9667</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
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                <footnoteId id="F5"/>
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                    <value>Common Stock</value>
                </underlyingSecurityTitle>
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                    <value>49208.9667</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>90970.9644</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Restricted stock units tendered to pay tax withholding.</footnote>
        <footnote id="F2">Each restricted stock unit represents a contingent right to receive one share of Issuer common stock.</footnote>
        <footnote id="F3">The reporting person was awarded performance units in 2022 covering a three-year performance period ending December 31, 2024. The reporting person previously reported the minimum number of units subject to the award eligible to vest based on 2022 performance. The number of units reported reflects the additional number of units that vested based on 2023 and 2024 performance.</footnote>
        <footnote id="F4">The reporting person was awarded performance units in 2024 covering a three-year performance period ending December 31, 2026. The number of units reported reflects the minimum number of units eligible to vest based on 2024 performance. The units remain subject to additional time-based vesting requirements. Up to an additional  93,461.3406 units may vest for the three-year performance period based on the Issuer's performance for that three-year period.</footnote>
        <footnote id="F5">The performance units were awarded in 2022 and the final number of units subject to the award (as adjusted for dividend equivalents through January 31, 2025) was determined based on a three-year performance period ending December 31, 2024. The units are payable in shares of the Issuer's common stock.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Heidi R. Roth, as attorney-in-fact for Justin William Smart</signatureName>
        <signatureDate>2025-02-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
