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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Qnejaef9X6fgvsMV/73wyp5hD2KtLJZanFNRhPt74bHbvK0GRIJfxeX1B+fpTktq
 Gdx/EA2XDvLZSd22YuyY4A==

<SEC-DOCUMENT>0000888455-03-000035.txt : 20030826
<SEC-HEADER>0000888455-03-000035.hdr.sgml : 20030826
<ACCEPTANCE-DATETIME>20030826161740
ACCESSION NUMBER:		0000888455-03-000035
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030822
FILED AS OF DATE:		20030826

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WOODARD WILLIAM M
		CENTRAL INDEX KEY:			0001186408

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23574
		FILM NUMBER:		03866785

	BUSINESS ADDRESS:	
		STREET 1:		9125 REHCO ROAD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		8584537845

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PETCO ANIMAL SUPPLIES INC
		CENTRAL INDEX KEY:			0000888455
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-RETAIL STORES, NEC [5990]
		IRS NUMBER:				330479906
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0128

	BUSINESS ADDRESS:	
		STREET 1:		9125 REHCO RD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		6194537845

	MAIL ADDRESS:	
		STREET 1:		9125 REHCO RD
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-08-22</periodOfReport>
    <issuer>
        <issuerCik>0000888455</issuerCik>
        <issuerName>PETCO ANIMAL SUPPLIES INC</issuerName>
        <issuerTradingSymbol>PETC</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001186408</rptOwnerCik>
            <rptOwnerName>WOODARD WILLIAM M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9125 REHCO ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN DIEGO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92121</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>SVP, Business Development </officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock </value></securityTitle><transactionDate><value>2003-08-22</value></transactionDate><deemedExecutionDate><value>2003-08-22</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>392</value></transactionShares><transactionPricePerShare><value>29.47</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>59163</value></sharesOwnedFollowingTransaction></postTransactionAmounts><owners
hipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock </value></securityTitle><transactionDate><value>2003-08-22</value></transactionDate><deemedExecutionDate><value>2003-08-22</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>567</value></transactionShares><transactionPricePerShare><value>29.40</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>58596</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></dir
ectOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock </value></securityTitle><transactionDate><value>2003-08-22</value></transactionDate><deemedExecutionDate><value>2003-08-22</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>708</value></transactionShares><transactionPricePerShare><value>29.36</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>57888</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></nature
OfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock </value></securityTitle><transactionDate><value>2003-08-22</value></transactionDate><deemedExecutionDate><value>2003-08-22</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>392</value></transactionShares><transactionPricePerShare><value>29.47</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>273387</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Woodard Enterprises, LLC</value></natureOfOwnership></ownership
Nature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock </value></securityTitle><transactionDate><value>2003-08-22</value></transactionDate><deemedExecutionDate><value>2003-08-22</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>567</value></transactionShares><transactionPricePerShare><value>29.40</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>272820</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Woodard Enterprises, LLC</value></natureOfOwnership></ownershipNature></nonDerivativeT
ransaction><nonDerivativeTransaction><securityTitle><value>Common Stock </value></securityTitle><transactionDate><value>2003-08-22</value></transactionDate><deemedExecutionDate><value>2003-08-22</value></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F1"/></transactionCoding><transactionAmounts><transactionShares><value>708</value></transactionShares><transactionPricePerShare><value>29.36</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>272112</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By Woodard Enterprises, LLC</value></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivat
iveTable><footnotes><footnote id="F1">Sold in accordance with the person's previously established Rule 10b5-1 Sales Plan. </footnote></footnotes><remarks/><ownerSignature><signatureName>William M. Woodard </signatureName><signatureDate>2003-08-26</signatureDate></ownerSignature></ownershipDocument>

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</SEC-DOCUMENT>
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