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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 Lh/QgD4hieklih9oD++GyRISj2m3uTUeFyuxvwqcbp643UMTKnhrLmp0lEokAWQL
 zlkSZSDVKa+f02BlJVaUhw==

<SEC-DOCUMENT>0001137638-04-000023.txt : 20040108
<SEC-HEADER>0001137638-04-000023.hdr.sgml : 20040108
<ACCEPTANCE-DATETIME>20040108131613
ACCESSION NUMBER:		0001137638-04-000023
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040107
FILED AS OF DATE:		20040108

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WEYERHAEUSER CO
		CENTRAL INDEX KEY:			0000106535
		STANDARD INDUSTRIAL CLASSIFICATION:	LUMBER & WOOD PRODUCTS (NO FURNITURE) [2400]
		IRS NUMBER:				910470860
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1228

	BUSINESS ADDRESS:	
		STREET 1:		33663 WEYERHAEUSER WAY SOUTH
		CITY:			FEDERAL WAY
		STATE:			WA
		ZIP:			98003
		BUSINESS PHONE:		2539242345

	MAIL ADDRESS:	
		STREET 1:		33663 WEYERHAEUSER WAY SOUTH
		CITY:			FEDERAL WAY
		STATE:			WA
		ZIP:			98003

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MERSEREAU SUSAN M
		CENTRAL INDEX KEY:			0001221693

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04825
		FILM NUMBER:		04515019

	BUSINESS ADDRESS:	
		STREET 1:		WEYERHAEUSER CO
		STREET 2:		PO BOX 9777
		CITY:			FEDERAL WAY
		STATE:			WA
		ZIP:			98063-9777
		BUSINESS PHONE:		2539247066

	MAIL ADDRESS:	
		STREET 1:		WEYERHAEUSER CO
		STREET 2:		PO BOX 9777
		CITY:			FEDERAL WAY
		STATE:			WA
		ZIP:			98063-9777
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>mer80.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
	<periodOfReport>2004-01-07</periodOfReport>
	<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000106535</issuerCik>
        <issuerName>WEYERHAEUSER CO</issuerName>
        <issuerTradingSymbol>WY</issuerTradingSymbol>
	</issuer>
	<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001221693</rptOwnerCik>
            <rptOwnerName>MERSEREAU SUSAN M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P. O. BOX 9777</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FEDERAL WAY</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>980639777</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
			<isDirector>0</isDirector>
			<isOfficer>1</isOfficer>
			<isTenPercentOwner>0</isTenPercentOwner>
			<isOther>0</isOther>
			<officerTitle>Senior Vice President</officerTitle>
		</reportingOwnerRelationship>
	</reportingOwner>
	<nonDerivativeTable>
		<nonDerivativeTransaction>
			<securityTitle>
				<value>Common</value>
			</securityTitle>
			<transactionDate>
				<value>2004-01-07</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>M</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>4500</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>45.9375</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>A</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>4500</value>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>D</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value/>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeTransaction>
		<nonDerivativeTransaction>
			<securityTitle>
				<value>Common</value>
			</securityTitle>
			<transactionDate>
				<value>2004-01-07</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>S</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>4500</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>64.5173</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>D</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>0</value>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>D</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value/>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeTransaction>
		<nonDerivativeHolding>
			<securityTitle>
				<value>Common</value>
			</securityTitle>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>4921</value>
					<footnoteId id="F1"/>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>I</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value>By 401(k) and PSP Plans</value>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeHolding>
	</nonDerivativeTable>
	<derivativeTable>
		<derivativeTransaction>
			<securityTitle>
				<value>Stock Option (right to buy)</value>
			</securityTitle>
			<conversionOrExercisePrice>
				<value>45.9375</value>
			</conversionOrExercisePrice>
			<transactionDate>
				<value>2004-01-07</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>M</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>4500</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>0</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>D</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<exerciseDate>
				<value>1997-02-14</value>
				<footnoteId id="F2"/>
			</exerciseDate>
			<expirationDate>
				<value>2006-02-13</value>
			</expirationDate>
			<underlyingSecurity>
				<underlyingSecurityTitle>
					<value>Common</value>
				</underlyingSecurityTitle>
				<underlyingSecurityShares>
					<value>4500</value>
				</underlyingSecurityShares>
			</underlyingSecurity>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>0</value>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>D</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value/>
				</natureOfOwnership>
			</ownershipNature>
		</derivativeTransaction>
	</derivativeTable>
	<footnotes>
		<footnote id="F1">Includes 136 shares acquired under the Weyerhaeuser Company 401(k) and Performance Share Plans since the date of the reporting persons last ownership report.</footnote>
		<footnote id="F2">The option vests in 25% increments beginning February 14, 1997</footnote>
	</footnotes>
	<remarks>
	</remarks>
	<ownerSignature>
		<signatureName>By: /s/ Vicki A. Merrick, Attorney-in-fact</signatureName>
		<signatureDate>2004-01-07</signatureDate>
	</ownerSignature>
</ownershipDocument>

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