-----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,
 J0p3nFTSKhnZnIQOG51t6VypgSX6IzRgAfjFjAM46lczDuxpaRdhvG8AnT6RNFTq
 oSnHaVjrRvhqZpJ+dvyDzg==

<SEC-DOCUMENT>0000925751-03-000327.txt : 20030602
<SEC-HEADER>0000925751-03-000327.hdr.sgml : 20030602
<ACCEPTANCE-DATETIME>20030602172131
ACCESSION NUMBER:		0000925751-03-000327
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030527
FILED AS OF DATE:		20030602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			NATIONAL ASSOCIATION FOR STOCKCAR AUTO RACING INC
		CENTRAL INDEX KEY:			0001168879
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-02384
		FILM NUMBER:		03728694

	MAIL ADDRESS:	
		STREET 1:		1801 WEST INTERNATIONAL SPEEDWAY BLVD
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTERNATIONAL SPEEDWAY CORP
		CENTRAL INDEX KEY:			0000051548
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-RACING, INCLUDING TRACK OPERATION [7948]
		IRS NUMBER:				590709342
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1130

	BUSINESS ADDRESS:	
		STREET 1:		1801 W INTERNATIONAL SPEEDWAY BLVD
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114-1243
		BUSINESS PHONE:		3862542700

	MAIL ADDRESS:	
		STREET 1:		1801 WEST INTERNATIONAL SPEEDWAY CORP
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114-1243

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DAYTONA INTERNATIONAL SPEEDWAY CORP
		DATE OF NAME CHANGE:	19691130

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FRANCE BILL RACING INC
		DATE OF NAME CHANGE:	19670227
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>nat653.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4/A</documentType>
	<periodOfReport>2003-05-27</periodOfReport>
	<dateOfOriginalSubmission>2003-05-27</dateOfOriginalSubmission>
	<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000051548</issuerCik>
        <issuerName>INTERNATIONAL SPEEDWAY CORP</issuerName>
        <issuerTradingSymbol>ISCA, ISCB</issuerTradingSymbol>
	</issuer>
	<reportingOwner>
		<reportingOwnerId>
            <rptOwnerCik>0001168879</rptOwnerCik>
            <rptOwnerName>NATIONAL ASSOCIATION FOR STOCKCAR AUTO RACING INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
			<isDirector>0</isDirector>
			<isOfficer>0</isOfficer>
			<isTenPercentOwner>1</isTenPercentOwner>
			<isOther>1</isOther>
			<otherText>Group Member</otherText>
		</reportingOwnerRelationship>
	</reportingOwner>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class A Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>C</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
			<footnoteId id="F1"/>
		</transactionCoding>
		<transactionAmounts>
			<transactionShares>
				<value>40092.21</value>
			</transactionShares>
			<transactionValue>
				<value>0</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>A</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>104754.210</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By Remainder of France Family Group</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class A Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
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		<transactionCoding>
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			<transactionCode>S</transactionCode>
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		<transactionAmounts>
			<transactionShares>
				<value>40092.21</value>
			</transactionShares>
			<transactionValue>
				<value>33.725</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>D</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>64662.000</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By Remainder of France Family Group</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class A Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>C</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
			<footnoteId id="F1"/>
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		<transactionAmounts>
			<transactionShares>
				<value>521643</value>
			</transactionShares>
			<transactionValue>
				<value>0</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>A</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>586305.000</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By Remainder of France Family Group</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class A Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>S</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
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		<transactionAmounts>
			<transactionShares>
				<value>521643</value>
			</transactionShares>
			<transactionValue>
				<value>33.725</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>D</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>64662.000</value>
			</sharesOwnedFollowingTransaction>
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		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By Remainder of France Family Group</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class A Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>C</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
			<footnoteId id="F1"/>
		</transactionCoding>
		<transactionAmounts>
			<transactionShares>
				<value>1759907.79</value>
			</transactionShares>
			<transactionValue>
				<value>0</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>A</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>1759907.790</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By White River Investment Limited P/S</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class A Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>S</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
		</transactionCoding>
		<transactionAmounts>
			<transactionShares>
				<value>1759907.79</value>
			</transactionShares>
			<transactionValue>
				<value>33.725</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>D</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>0.000</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By White River Investment Limited P/S</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class B Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>C</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
			<footnoteId id="F1"/>
		</transactionCoding>
		<transactionAmounts>
			<transactionShares>
				<value>40092.21</value>
			</transactionShares>
			<transactionValue>
				<value>0</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>D</value>
			</transactionAcquiredDisposedCode>
		</transactionAmounts>
		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>19150913.000</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By Remainder of France Family Group</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class B Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>C</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
			<footnoteId id="F1"/>
		</transactionCoding>
		<transactionAmounts>
			<transactionShares>
				<value>521643</value>
			</transactionShares>
			<transactionValue>
				<value>0</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>D</value>
			</transactionAcquiredDisposedCode>
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		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>18629270.000</value>
			</sharesOwnedFollowingTransaction>
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		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By Remainder of France Family Group</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<nonDerivativeSecurity>
		<securityTitle>
			<value>Class B Common Stock</value>
		</securityTitle>
		<transactionDate>
			<value>2003-05-27</value>
		</transactionDate>
		<transactionCoding>
			<transactionFormType>4</transactionFormType>
			<transactionCode>C</transactionCode>
			<equitySwapInvolved>0</equitySwapInvolved>
			<footnoteId id="F1"/>
		</transactionCoding>
		<transactionAmounts>
			<transactionShares>
				<value>1759907.79</value>
			</transactionShares>
			<transactionValue>
				<value>0</value>
			</transactionValue>
			<transactionAcquiredDisposedCode>
				<value>D</value>
			</transactionAcquiredDisposedCode>
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		<postTransactionAmounts>
			<sharesOwnedFollowingTransaction>
				<value>0.000</value>
			</sharesOwnedFollowingTransaction>
		</postTransactionAmounts>
		<ownershipNature>
			<directOrIndirectOwnership>
				<value>I</value>
			</directOrIndirectOwnership>
			<natureOfOwnership>
				<value>By White River Investment Limited P/S</value>
			</natureOfOwnership>
		</ownershipNature>
	</nonDerivativeSecurity>
	<footnotes>
		<footnote id="F1">Conversion of shares of Class B Common Stock into an equivalent number of shares of Class A Common Stock.</footnote>
	</footnotes>
	<ownerSignature>
		<signatureName>By: Glenn R. Padgett as Attorney in fact for</signatureName>
		<signatureDate>2003-06-02</signatureDate>
	</ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----