-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 AlfsvgnrxTJ75lYb2A4my+94LhAocQDQWRFycxb+ACkiCCK85SHaeFCv2dmn7XoL
 UdZjYFujJoZ227RhlflXxw==

<SEC-DOCUMENT>0001209191-10-037069.txt : 20100702
<SEC-HEADER>0001209191-10-037069.hdr.sgml : 20100702
<ACCEPTANCE-DATETIME>20100702162733
ACCESSION NUMBER:		0001209191-10-037069
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100701
FILED AS OF DATE:		20100702
DATE AS OF CHANGE:		20100702

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KASICH JOHN
		CENTRAL INDEX KEY:			0001140802

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08399
		FILM NUMBER:		10936500

	MAIL ADDRESS:	
		STREET 1:		200 OLD WILSON BRIDGE ROAD
		STREET 2:		N/A
		CITY:			COLUMBUS
		STATE:			OH
		ZIP:			43085

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WORTHINGTON INDUSTRIES INC
		CENTRAL INDEX KEY:			0000108516
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		IRS NUMBER:				311189815
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		200 OLD WILSON BRIDGE ROAD
		CITY:			COLUMBUS
		STATE:			OH
		ZIP:			43085
		BUSINESS PHONE:		6144383210

	MAIL ADDRESS:	
		STREET 1:		200 OLD WILSON BRIDGE ROAD
		CITY:			COLUMBUS
		STATE:			OH
		ZIP:			43085

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WORTHINGTON STEEL CO
		DATE OF NAME CHANGE:	19720123
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-07-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000108516</issuerCik>
        <issuerName>WORTHINGTON INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>WOR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001140802</rptOwnerCik>
            <rptOwnerName>KASICH JOHN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>WORTHINGTON INDUSTRIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>200 OLD WILSON BRIDGE ROAD</rptOwnerStreet2>
            <rptOwnerCity>COLUMBUS</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>43085</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7600</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-07-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>I</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7484</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.47</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>common shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7484</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14287</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The accounts track common shares on a one-for-one basis</footnote>
        <footnote id="F2">The account balances related to the theoretical common shares may be immediately transferred to other investment options under the terms of the deferred compensation plans.</footnote>
        <footnote id="F3">The amounts reported represent unfunded theoretical common shares (i.e., phantom stock) credited to the accounts of the reporting person under Worthington Industries, Inc.'s Deferred Compensation Plan for Directors.  Distributions are made only in cash, and generally commence upon leaving the Company's Board of Directors.</footnote>
        <footnote id="F4">The amount reported represents 444 additional unfunded theoretical common shares (i.e., phantom stock) credited to participant's account pursuant to the dividend reinvestment feature of the Worthington Industries, Inc.'s Deferred Compensation Plans.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Dale T. Brinkman, as attorney-in-fact for John R. Kasich</signatureName>
        <signatureDate>2010-07-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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