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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 FlHeOQydHCAZ36GOEc2GvMwpscxt6zjLkT3pF8qH6IlvGmN30Z1hxq/36Ga4SRQj
 LpemUqqsFW8euRJ6e+az5A==

<SEC-DOCUMENT>0001202369-03-000006.txt : 20030924
<SEC-HEADER>0001202369-03-000006.hdr.sgml : 20030924
<ACCEPTANCE-DATETIME>20030924155938
ACCESSION NUMBER:		0001202369-03-000006
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030923
FILED AS OF DATE:		20030924

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SMITH GORDON C
		CENTRAL INDEX KEY:			0001202369

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10658
		FILM NUMBER:		03908183

	BUSINESS ADDRESS:	
		STREET 1:		8000 S. FEDERAL WAY
		CITY:			BOISE
		STATE:			ID
		ZIP:			83707-0006

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MICRON TECHNOLOGY INC
		CENTRAL INDEX KEY:			0000723125
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				751618004
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		8000 S FEDERAL WAY
		STREET 2:		PO BOX 6
		CITY:			BOISE
		STATE:			ID
		ZIP:			83716-9632
		BUSINESS PHONE:		2083684000
</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>2003-09-23</periodOfReport>
    <issuer>
        <issuerCik>0000723125</issuerCik>
        <issuerName>MICRON TECHNOLOGY INC</issuerName>
        <issuerTradingSymbol>MU</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001202369</rptOwnerCik>
            <rptOwnerName>SMITH GORDON C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8000 S. FEDERAL WAY, MAIL STOP 557</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BOISE</rptOwnerCity>
            <rptOwnerState>ID</rptOwnerState>
            <rptOwnerZipCode>83707</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>4536</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Non-qualified Stock Option</value></securityTitle><conversionOrExercisePrice><value>14.35</value></conversionOrExercisePrice><transactionDate><value>2003-09-23</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transa
ctionShares><value>15000</value></transactionShares><transactionPricePerShare><value>14.35</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2003-09-23</value></exerciseDate><expirationDate><value>2013-09-23</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>15000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>15000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes/><remarks/><ownerSignature><signatureName>Katie Reid Attorney-in-Fact</signatureName><signatureDate>2003-09-23</signatureDate></ownerSignature></own
ershipDocument>

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