-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 F4epRMfOvtkwgpA/GwW8Kyr5AECd9MS2ix0DWlWS/iHAsaUFDs9NdQcB1VHloFkk
 iMl8ne7y2M6N0B7j5aDGew==

<SEC-DOCUMENT>0001179110-03-009054.txt : 20031021
<SEC-HEADER>0001179110-03-009054.hdr.sgml : 20031021
<ACCEPTANCE-DATETIME>20031021182319
ACCESSION NUMBER:		0001179110-03-009054
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031020
FILED AS OF DATE:		20031021

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FASSIO JAMES S
		CENTRAL INDEX KEY:			0001238932

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14678
		FILM NUMBER:		03950489

	BUSINESS ADDRESS:	
		STREET 1:		ROSS STORES INC
		STREET 2:		8333 CENTRAL AVENUE
		CITY:			NEWARK
		STATE:			CA
		ZIP:			94560
		BUSINESS PHONE:		5105054400

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ROSS STORES INC
		CENTRAL INDEX KEY:			0000745732
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-FAMILY CLOTHING STORES [5651]
		IRS NUMBER:				941390387
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	BUSINESS ADDRESS:	
		STREET 1:		8333 CENTRAL AVE
		CITY:			NEWARK
		STATE:			CA
		ZIP:			94560-3433
		BUSINESS PHONE:		5105054841

	MAIL ADDRESS:	
		STREET 1:		8333 CENTRAL AVENUE
		CITY:			NEWARK
		STATE:			CA
		ZIP:			94560-3433
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
<periodOfReport>2003-10-20</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000745732</issuerCik>
        <issuerName>ROSS STORES INC</issuerName>
        <issuerTradingSymbol>ROST</issuerTradingSymbol>
</issuer>
<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001238932</rptOwnerCik>
            <rptOwnerName>FASSIO JAMES S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8333 CENTRAL AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEWARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94560</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector>
<isOfficer>1</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle>Senior VP</officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>COMMON STOCK</value>
</securityTitle>
<transactionDate><value>2003-10-20</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>M</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>10000</value>
</transactionShares>
<transactionPricePerShare><value>22.0625</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>74742</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
<nonDerivativeTransaction><securityTitle><value>COMMON STOCK</value>
</securityTitle>
<transactionDate><value>2003-10-20</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>S</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>10000</value>
</transactionShares>
<transactionPricePerShare><value>53.30</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>64742</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
</nonDerivativeTable>
<derivativeTable><derivativeTransaction><securityTitle><value>NON-QUALIFIED STOCK OPTIONS</value>
</securityTitle>
<conversionOrExercisePrice><value>22.0625</value>
</conversionOrExercisePrice>
<transactionDate><value>2003-10-20</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>M</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>10000</value>
</transactionShares>
<transactionPricePerShare><value>0</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<exerciseDate><footnoteId id="F1"></footnoteId>
</exerciseDate>
<expirationDate><value>2010-03-16</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>COMMON STOCK</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>10000</value>
</underlyingSecurityShares>
</underlyingSecurity>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>12500</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeTransaction>
</derivativeTable>
<footnotes><footnote id="F1">OPTION IS FULLY VESTED AND EXERCISABLE.</footnote>
</footnotes>
<ownerSignature><signatureName>/s/ JAMES FASSIO SR VP PROPERTY DEVELOPMENT</signatureName>
<signatureDate>2003-10-20</signatureDate>
</ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----