-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 TseaovMjfRKPnjMkiN4Rmoqlv4z4HKQUIEWl7oAZfmuIiC9ZfHIpCtObHz9Q2WV/
 EiMeLll5Sd/biXODWe6+tg==

<SEC-DOCUMENT>0001116679-06-001776.txt : 20060718
<SEC-HEADER>0001116679-06-001776.hdr.sgml : 20060718
<ACCEPTANCE-DATETIME>20060718142534
ACCESSION NUMBER:		0001116679-06-001776
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060714
FILED AS OF DATE:		20060718
DATE AS OF CHANGE:		20060718

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAPITAL TRUST INC
		CENTRAL INDEX KEY:			0001061630
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				946181186
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		410 PARK AVENUE
		STREET 2:		14TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2126550220

	MAIL ADDRESS:	
		STREET 1:		PAUL, HASTINGS, JANOFSKY & WALKER LLP
		STREET 2:		75 E 55TH ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ZELL SAMUEL
		CENTRAL INDEX KEY:			0001024193

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14788
		FILM NUMBER:		06966913

	BUSINESS ADDRESS:	
		STREET 1:		TWO N RIVERSIDE PLAZA SUITE 600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3124540100

	MAIL ADDRESS:	
		STREET 1:		TWO N RIVERSIDE PLAZA
		STREET 2:		SUITE 600
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-07-14</periodOfReport>

    <issuer>
        <issuerCik>0001061630</issuerCik>
        <issuerName>CAPITAL TRUST INC</issuerName>
        <issuerTradingSymbol>CT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001024193</rptOwnerCik>
            <rptOwnerName>ZELL SAMUEL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TWO NORTH RIVERSIDE PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHICAGO,</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60606</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock Units</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2006-07-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>359</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18052</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The Helen Zell Revocable Trust (&quot;HZRT&quot;) beneficially owns 10,000 shares of Class A Common Stock.  Samuel Zell's spouse, Helen Zell, is the trustee of the HZRT.  Samuel Zell disclaims beneficial ownership of such shares reported as beneficially owned by him except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F2">Represents Class A Common Stock Units credited to the account of the Reporting Person which convert to shares of Class A Common Stock on a one-for-one basis.  The number of shares of Class A Common Stock subject to the Class A Common Stock Units credited to the Reporting Person was determined by dividing (1) the product of the number of shares of Class A Common Stock subject to all Class A Common Stock Units held by the Reporting Person and the per share dollar amount of the Class A Common Stock dividend paid by the Company on July 14, 2006 by (2) the closing price of the Class A Common Stock on the New York Stock Exchange on July 14, 2006.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Geoffrey G. Jervis, on behalf of Samuel Zell</signatureName>
        <signatureDate>2006-07-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----