-----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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 DSqCnNFO3VMDRxkn3AFL1Q==

<SEC-DOCUMENT>0001209191-05-016616.txt : 20050318
<SEC-HEADER>0001209191-05-016616.hdr.sgml : 20050318
<ACCEPTANCE-DATETIME>20050318171012
ACCESSION NUMBER:		0001209191-05-016616
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050317
FILED AS OF DATE:		20050318
DATE AS OF CHANGE:		20050318

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
		STREET 2:		2ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020
		BUSINESS PHONE:		2124921100

	MAIL ADDRESS:	
		STREET 1:		50 ROCKEFELLER PLAZA
		STREET 2:		2ND FLOOR
		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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CAREY WILLIAM P
		CENTRAL INDEX KEY:			0001054799

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13779
		FILM NUMBER:		05692371

	MAIL ADDRESS:	
		STREET 1:		50 ROCKEFELLER PLZ
		STREET 2:		2ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-03-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001054799</rptOwnerCik>
            <rptOwnerName>CAREY WILLIAM P</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>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chairman &amp; Co-CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-03-17</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>31.75</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4363318.0645</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5736506.3152</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Held by W. P. Carey &amp; Co. Incorporated</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This transaction represents a bona fide gift.  The indicated value per share is based on the stock closing price as of 03/17/2005.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Wm. Polk Carey</signatureName>
        <signatureDate>2005-03-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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