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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>0001209191-10-004477.txt : 20100122
<SEC-HEADER>0001209191-10-004477.hdr.sgml : 20100122
<ACCEPTANCE-DATETIME>20100122165251
ACCESSION NUMBER:		0001209191-10-004477
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100120
FILED AS OF DATE:		20100122
DATE AS OF CHANGE:		20100122

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ZACHARIAS THOMAS E
		CENTRAL INDEX KEY:			0001279840

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13779
		FILM NUMBER:		10542530

	MAIL ADDRESS:	
		STREET 1:		C/O W P CAREY & CO LLC
		STREET 2:		50 ROCKEFELLER PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAREY W P & CO LLC
		CENTRAL INDEX KEY:			0001025378
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE [6500]
		IRS NUMBER:				133912578
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		50 ROCKEFELLER PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020
		BUSINESS PHONE:		2124921100

	MAIL ADDRESS:	
		STREET 1:		50 ROCKEFELLER PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CAREY DIVERSIFIED LLC
		DATE OF NAME CHANGE:	19971017

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CAREY DIVERSIFIED PROPERTIES LLC
		DATE OF NAME CHANGE:	19961017
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-01-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001025378</issuerCik>
        <issuerName>CAREY W P &amp; CO LLC</issuerName>
        <issuerTradingSymbol>WPC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001279840</rptOwnerCik>
            <rptOwnerName>ZACHARIAS THOMAS E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O W. P. CAREY &amp; CO. LLC</rptOwnerStreet1>
            <rptOwnerStreet2>50 ROCKEFELLER PLAZA</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10020</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Operating Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-01-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>12500</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>107621.8027</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted share units (&quot;RSUs&quot;) granted as part of the Issuer's 2009 Long Term Incentive Plan.  These RSUs vest in three equal annual installments beginning on February 15, 2011 and ending on February 15, 2013 and are convertible on a one-for-one basis into shares of the Issuer's Common Stock.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>James A. Fitzgerald, Attorney-in-fact</signatureName>
        <signatureDate>2010-01-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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