-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000931017-07-000016.txt : 20070110
<SEC-HEADER>0000931017-07-000016.hdr.sgml : 20070110
<ACCEPTANCE-DATETIME>20070110100041
ACCESSION NUMBER:		0000931017-07-000016
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061231
FILED AS OF DATE:		20070110
DATE AS OF CHANGE:		20070110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			APOLLO REAL ESTATE CAPITAL ADVISORS III INC
		CENTRAL INDEX KEY:			0001247180

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12386
		FILM NUMBER:		07522057

	MAIL ADDRESS:	
		STREET 1:		TWO MANHATTANVILLE ROAD
		CITY:			PURCHASE
		STATE:			NY
		ZIP:			10577

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			APOLLO REAL ESTATE ADVISORS III L P
		CENTRAL INDEX KEY:			0001247182

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12386
		FILM NUMBER:		07522058

	MAIL ADDRESS:	
		STREET 1:		TWO MANHATTANVILLE ROAD
		CITY:			PURCHASE
		STATE:			NY
		ZIP:			10577

	FORMER NAME:	
		FORMER CONFORMED NAME:	APOLLO REAL ESTATE CAPITAL ADVISORS III L P
		DATE OF NAME CHANGE:	20030625

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			APOLLO REAL ESTATE INVESTMENT FUND III LP
		CENTRAL INDEX KEY:			0001210237

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12386
		FILM NUMBER:		07522059

	BUSINESS ADDRESS:	
		STREET 1:		TWO MANHATTAN ROAD
		CITY:			PURCHASE
		STATE:			NY
		ZIP:			10577
		BUSINESS PHONE:		9146948000

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LEXINGTON REALTY TRUST
		CENTRAL INDEX KEY:			0000910108
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				133717318
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE PENN PLAZA
		STREET 2:		SUITE 4015
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10119
		BUSINESS PHONE:		(212) 692-7200

	MAIL ADDRESS:	
		STREET 1:		ONE PENN PLAZA
		STREET 2:		SUITE 4015
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10119

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LEXINGTON CORPORATE PROPERTIES TRUST
		DATE OF NAME CHANGE:	19980625

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LEXINGTON CORPORATE PROPERTIES INC
		DATE OF NAME CHANGE:	19930816
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2006-12-31</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000910108</issuerCik>
        <issuerName>LEXINGTON REALTY TRUST</issuerName>
        <issuerTradingSymbol>LXP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001210237</rptOwnerCik>
            <rptOwnerName>APOLLO REAL ESTATE INVESTMENT FUND III LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001247182</rptOwnerCik>
            <rptOwnerName>APOLLO REAL ESTATE ADVISORS III L P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TWO MANHATTANVILLE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PURCHASE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10577</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001247180</rptOwnerCik>
            <rptOwnerName>APOLLO REAL ESTATE CAPITAL ADVISORS III INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TWO MANHATTANVILLE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PURCHASE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10577</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Units of LP Interest in The Lexington Master LP</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $.0001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>18687724.6</value>
                    <footnoteId id="F3"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>see</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Lexington Master Limited Partnership is a operating partnership for Lexington Realty Trust (the &quot;Issuer&quot;).  Units are presently redeemable for cash or, at the option of the Issuer, shares of common stock of the Issuer on a one for one basis.  There is no expiration date on the redemption of Units.</footnote>
        <footnote id="F2">Consists of Units held by Apollo Real Estate Investment Fund III, L.P. (&quot;AREIF III&quot;) and its subsidiary.  Apollo Real Estate Advisors III LP (&quot;AREA III&quot;) is the general partner of AREIF III, and Apollo Real Estate Capital Advisors, Inc. (&quot;ARECA III&quot;) is the general partner of AREA III. Accordingly, AREA III and ARECA III may be deemed to beneficially own such Units.</footnote>
        <footnote id="F3">Units represent the number of units previously owned in The Newkirk Master Limited Partnership after giving effect to the post .8 to one unit split effected simultaneously with the merger of Newkirk Realty Trust Inc. into Lexington Corporate Properties Trust (the &quot;Merger&quot;).  Upon consummation of the Merger, The Newkirk Master Limited Partnership changed its name to The Lexington Master Limited Partnership.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Stuart Koenig, Vice President of Apollo Real Estate Capital Advisors III, Inc., as general partner of Apollo Real Estate Advisors III L.P., as general partner of Apollo Real Estate Investment Fund III LP</signatureName>
        <signatureDate>2007-01-10</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Stuart Koenig, Vice President of Apollo Real Estate Capital Advisors III, Inc., as general partner of Apollo Real Estate Advisors III L.P.</signatureName>
        <signatureDate>2007-01-10</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Stuart Koenig, Vice President of Apollo Real Estate Capital Advisors III, Inc.</signatureName>
        <signatureDate>2007-01-10</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----