-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 UxF7L+l2XoyAtT7U0pHyLPSJop/fL8Cjp0i6YqbXQirJq7HGQYUltLluuEJ5ApAI
 um8Bi46g5F5SQ8Z0vMsA+A==

<SEC-DOCUMENT>0001020079-04-000001.txt : 20040116
<SEC-HEADER>0001020079-04-000001.hdr.sgml : 20040116
<ACCEPTANCE-DATETIME>20040116145803
ACCESSION NUMBER:		0001020079-04-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040114
FILED AS OF DATE:		20040116

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WALGREEN CO
		CENTRAL INDEX KEY:			0000104207
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-DRUG STORES AND PROPRIETARY STORES [5912]
		IRS NUMBER:				361924025
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		200 WILMOT RD
		CITY:			DEERFIELD
		STATE:			IL
		ZIP:			60015
		BUSINESS PHONE:		8479402500

	MAIL ADDRESS:	
		STREET 1:		200 WILMOT RD
		CITY:			DEERFIELD
		STATE:			IL
		ZIP:			60015

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FOOTE WILLIAM C
		CENTRAL INDEX KEY:			0001020079

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-00604
		FILM NUMBER:		04529561

	BUSINESS ADDRESS:	
		STREET 1:		USG CORPORATION
		STREET 2:		125 SOUTH FRANKLIN STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3126065439

	MAIL ADDRESS:	
		STREET 1:		USG CORPORATION
		STREET 2:		125 SOUTH FRANKLIN STREET STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</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>2004-01-14</periodOfReport>
    <issuer>
        <issuerCik>0000104207</issuerCik>
        <issuerName>WALGREEN CO</issuerName>
        <issuerTradingSymbol>WAG</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001020079</rptOwnerCik>
            <rptOwnerName>FOOTE WILLIAM C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 WILMOT ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DEERFIELD</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60015</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><derivativeTable><derivativeTransaction><securityTitle><value>Phantom Stock Units</value></securityTitle><conversionOrExercisePrice><footnoteId id="F1"/></conversionOrExercisePrice><transactionDate><value>2004-01-14</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F2"/></transactionCoding><transactionAmounts><transactionShares><value>356.2158</value></transactionShares><transactionPricePerShare><value>34.67</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><footnoteId id="F3"/></exerciseDate><expirationDate><footnoteId id="F3"/></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underly
ingSecurityTitle><underlyingSecurityShares><value>356.2158</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>356.2158</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Dividend Equivalent Rights</value></securityTitle><conversionOrExercisePrice><footnoteId id="F4"/></conversionOrExercisePrice><transactionDate><value>2003-12-12</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved><footnoteId id="F2"/></transactionCoding><transactionAmounts><transactionShares><value>11.4259</value></transactionShares><transactionPricePerShare><value>36.65</value></transactionPricePerShare><transactionAcquiredDispos
edCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><footnoteId id="F3"/></exerciseDate><expirationDate><footnoteId id="F3"/></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>11.4259</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>11.4259</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">The phantom stock converts into the cash value of the company's common stock on a one-for-one basis.</footnote><footnote id="F2">Walgreen Co. Nonemployee Director Stock Plan</footnote><footnote id="F3">To be settled in two installments, the first of which occurs within thirty (30) day
s following termination of service as a director, and the second, one year after the first settlement date.</footnote><footnote id="F4">The dividend equivalent rights convert into the cash value of the company's common stock on a one-for-one basis.</footnote></footnotes><remarks/><ownerSignature><signatureName>Sara K. Roach, by power of attorney</signatureName><signatureDate>2004-01-16</signatureDate></ownerSignature></ownershipDocument>

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