-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000925751-06-000069.txt : 20060403
<SEC-HEADER>0000925751-06-000069.hdr.sgml : 20060403
<ACCEPTANCE-DATETIME>20060403101904
ACCESSION NUMBER:		0000925751-06-000069
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060401
FILED AS OF DATE:		20060403
DATE AS OF CHANGE:		20060403

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 INTL SPEEDWAY BLVD
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114-1243
		BUSINESS PHONE:		(386) 254-2700

	MAIL ADDRESS:	
		STREET 1:		1801 W INTL SPEEDWAY BLVD
		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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LYNCH W GRANT JR
		CENTRAL INDEX KEY:			0001168828

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-02384
		FILM NUMBER:		06731524

	MAIL ADDRESS:	
		STREET 1:		3366 SPEEDWAY BOULEVARD
		CITY:			TALLADEGA
		STATE:			AL
		ZIP:			35160
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>lyn1056.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-04-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000051548</issuerCik>
        <issuerName>INTERNATIONAL SPEEDWAY CORP</issuerName>
        <issuerTradingSymbol>ISCA, ISCB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001168828</rptOwnerCik>
            <rptOwnerName>LYNCH W GRANT JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3366 SPEEDWAY BOULEVARD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TALLADEGA</rptOwnerCity>
            <rptOwnerState>AL</rptOwnerState>
            <rptOwnerZipCode>35160</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-04-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2104</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11810.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-04-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1305</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>50.7800</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10505.0000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Grant of Restricted Shares pursuant to provisions of International Speedway Corporation 1996 Long-Term Incentive Plan in a transaction exempt from Section 16(b) of the Act pursuant to Rule 16b-3(d).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: Glenn R. Padgett, as attorney in fact for</signatureName>
        <signatureDate>2006-04-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----