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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 RHNERQBP5WYaJX0jAF1tSFwpQ/qmGQLIvjMDWYpby/HPCbc/sig9i9XyZHsm0aQd
 14cbCi4vfdnvULSySjXaSw==

<SEC-DOCUMENT>0001233005-04-000003.txt : 20040123
<SEC-HEADER>0001233005-04-000003.hdr.sgml : 20040123
<ACCEPTANCE-DATETIME>20040123125248
ACCESSION NUMBER:		0001233005-04-000003
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040121
FILED AS OF DATE:		20040123

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WAUGHTAL PERRY M
		CENTRAL INDEX KEY:			0001228689

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11234
		FILM NUMBER:		04539864

	MAIL ADDRESS:	
		STREET 1:		777 POST OAK BLVD
		STREET 2:		STE 300
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KINDER MORGAN ENERGY PARTNERS L P
		CENTRAL INDEX KEY:			0000888228
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				760380342
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		370 VAN GORDON STREET
		CITY:			LAKEWOOD
		STATE:			CO
		ZIP:			80228
		BUSINESS PHONE:		3039144752

	MAIL ADDRESS:	
		STREET 1:		370 VAN GORDON STREET
		STREET 2:		2600 GRAND AVENUE
		CITY:			LAKEWOOD
		STATE:			CO
		ZIP:			80228-8304

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ENRON LIQUIDS PIPELINE L P
		DATE OF NAME CHANGE:	19970304
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-01-21</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000888228</issuerCik>
        <issuerName>KINDER MORGAN ENERGY PARTNERS L P</issuerName>
        <issuerTradingSymbol>KMP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001228689</rptOwnerCik>
            <rptOwnerName>WAUGHTAL PERRY M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>777 POST OAK BLVD</rptOwnerStreet1>
            <rptOwnerStreet2>STE 300</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77056</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>

        <derivativeTransaction>
            <securityTitle>
                <value>Unit Appreciation Right</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>48.01</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-01-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>48.01</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2004-07-21</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-01-21</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Unit</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10000</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>

    </derivativeTable>

    <footnotes>
        <footnote id="F1">This unit appreciation right is exercisable for cash only.</footnote>
    </footnotes>


    <ownerSignature>
        <signatureName>/s/ Perry M. Waughtal</signatureName>
        <signatureDate>2004-01-21</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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