<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-09-08</periodOfReport>

    <issuer>
        <issuerCik>0001017917</issuerCik>
        <issuerName>CCC INFORMATION SERVICES GROUP INC</issuerName>
        <issuerTradingSymbol>CCCG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001046322</rptOwnerCik>
            <rptOwnerName>WINOKUR HERBERT S JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 EAST ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001301521</rptOwnerCik>
            <rptOwnerName>Capricorn Investors II, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 EAST ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Affiliate of Director</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001301520</rptOwnerCik>
            <rptOwnerName>CAPRICORN HOLDINGS, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 EAST ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Affiliate of Director</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001301522</rptOwnerCik>
            <rptOwnerName>Capricorn Investors III, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 EAST ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Affiliate of Director</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001301523</rptOwnerCik>
            <rptOwnerName>Capricorn Holdings III, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 EAST ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GREENWICH</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Affiliate of Director</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $.10 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2004-09-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>687985</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.75</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>871895</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Through partnership</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $.10 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2004-09-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>88228</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.75</value>
                    <footnoteId id="F4"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>111814</value>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Through partnership</value>
                    <footnoteId id="F6"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Sale by Capricorn Investors II, L.P. (&quot;Capricorn II&quot;) pursuant to a tender offer by the issuer.</footnote>
        <footnote id="F2">Such shares do not include warrants to purchase 24,319 shares of common stock at an exercise price of $5.50 per share held by Capricorn II.</footnote>
        <footnote id="F3">Such shares and the warrants described in Note 2 are owned directly by Capricorn II.  Mr. Winokur is the managing member of Capricorn Holdings, LLC, the general partner of Capricorn II and, as such, may be deemed to have both voting and investment power over such shares. Mr. Winokur may be deemed to have a pecuniary interest in the shares and warrants owned directly by Capricorn II through his membership interest in Winokur Family Investors LLC, which is both a limited partner of Capricorn II and a member of Capricorn Holdings LLC. For purposes of Section 16(b) of the Exchange Act, Mr. Winokur disclaims beneficial ownership of Capricorn II's shares and warrants in excess of his pecuniary interest.</footnote>
        <footnote id="F4">Sale by Capricorn Investors III, L.P. (&quot;Capricorn III&quot;) pursuant to a tender offer by the issuer.</footnote>
        <footnote id="F5">Such shares do not include:  (i) warrants to purchase 21,827 shares of common stock at an exercise price of $5.50 per share, (ii) warrants to purchase 1,200,000 shares of common stock at an exercise price of $6.875 per share, and (iii) 100 shares of Series F Preferred Stock, all held by Capricorn III.  Shares of the Series F Preferred vote together with the shares of common stock as a single class, with each share of Series F Stock presently having 12,000 votes.</footnote>
        <footnote id="F6">Such shares and the warrants and preferred stock described in Note 5 are owned directly by Capricorn III.  Mr. Winokur is the managing member of Capricorn Holdings III, LLC, the general partner of Capricorn III and, as such, may be deemed to have both voting and investment power over such shares. Mr. Winokur may be deemed to have a pecuniary interest in the shares and warrants owned directly by Capricorn III through his membership interest in Winokur Family Investors LLC, which is both a limited partner of Capricorn III and a member of Capricorn Holdings III.  LLC. For purposes of Section 16(b) of the Exchange Act, Mr. Winokur disclaims beneficial ownership of Capricorn III's shares and warrants in excess of his pecuniary interest.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Herbert S. Winokur, Jr.</signatureName>
        <signatureDate>2004-09-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Capricorn Investors II, L.P. by Capricorn Holdings, LLC, by Herbert S. Winokur, Jr.</signatureName>
        <signatureDate>2004-09-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Capricorn Holdings, LLC by Herbert S. Winokur, Jr.</signatureName>
        <signatureDate>2004-09-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Capricorn Investors III, L.P. by Capricorn Holdings III, LLC by Herbert S. Winokur, Jr.</signatureName>
        <signatureDate>2004-09-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Capricorn Holdings III, LLC by Herbert S. Winokur, Jr.</signatureName>
        <signatureDate>2004-09-09</signatureDate>
    </ownerSignature>
</ownershipDocument>

