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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,
 QU5sMNq0Zc3aqvgtHWcFK2RbBwM3mOzBuZh8WZCFN2Eog4w9LNTfvY+04L3/BFYR
 zPG75rjX8WpvVkBROEzIVQ==

<SEC-DOCUMENT>0001179110-04-001379.txt : 20040120
<SEC-HEADER>0001179110-04-001379.hdr.sgml : 20040119
<ACCEPTANCE-DATETIME>20040120123528
ACCESSION NUMBER:		0001179110-04-001379
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040116
FILED AS OF DATE:		20040120

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ASKANAS MARK S
		CENTRAL INDEX KEY:			0001238919

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14678
		FILM NUMBER:		04531769

	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>2004-01-16</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000745732</issuerCik>
        <issuerName>ROSS STORES INC</issuerName>
        <issuerTradingSymbol>ROST</issuerTradingSymbol>
</issuer>
<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001238919</rptOwnerCik>
            <rptOwnerName>ASKANAS MARK 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>General Counsel Senior VP</officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value>
</securityTitle>
<transactionDate><value>2004-01-16</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>M</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>3000</value>
</transactionShares>
<transactionPricePerShare><value>19.02</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>33000</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
<nonDerivativeTransaction><securityTitle><value>Common stock</value>
</securityTitle>
<transactionDate><value>2004-01-16</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>S</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>3000</value>
</transactionShares>
<transactionPricePerShare><value>28.51</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>30000</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
</nonDerivativeTable>
<derivativeTable><derivativeTransaction><securityTitle><value>Non Qualified Stock option (right to buy)</value>
</securityTitle>
<conversionOrExercisePrice><value>19.02</value>
</conversionOrExercisePrice>
<transactionDate><value>2004-01-16</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>M</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>3000</value>
</transactionShares>
<transactionPricePerShare><value>0</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>D</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<exerciseDate><footnoteId id="F1"></footnoteId>
</exerciseDate>
<expirationDate><value>2013-03-20</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>3000</value>
</underlyingSecurityShares>
</underlyingSecurity>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>21000</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeTransaction>
</derivativeTable>
<footnotes><footnote id="F1">Option is exercisable as it vests in monthly increments beginning the first full month from date of grant with a vested ratio of 1/72 for the first year, 2/72for the second year and 3/72 for the third year.</footnote>
</footnotes>
<ownerSignature><signatureName>Mark Askanas   General Counsel and Senior Vice President Human Resources</signatureName>
<signatureDate>2004-01-16</signatureDate>
</ownerSignature>
</ownershipDocument>

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