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

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-06-21</periodOfReport>

    <issuer>
        <issuerCik>0000104599</issuerCik>
        <issuerName>CIRCUIT CITY STORES INC</issuerName>
        <issuerTradingSymbol>CC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001205211</rptOwnerCik>
            <rptOwnerName>WOO CAROLYN Y</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9950 MAYLAND DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>RICHMOND</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>23233</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Circuit City Stores, Inc. Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-06-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1604</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
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                <sharesOwnedFollowingTransaction>
                    <value>13921.2427</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Circuit City Stores, Inc. Common Stock</value>
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            <transactionDate>
                <value>2006-06-21</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5.4915</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13926.7342</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
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            <securityTitle>
                <value>Restricted Stock Units (2005 Award)</value>
            </securityTitle>
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            <transactionDate>
                <value>2006-06-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>1604</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1604</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3225.478</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units (2005 Award)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F3"/>
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            <transactionDate>
                <value>2006-06-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>5.4915</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F4"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5.4915</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3219.9865</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Thirty-three and one third percent (33 1/3%) of the restricted stock units shall vest on each of the first, second and third anniversaries of June 21, 2005.  These shares cannot be sold while serving as a member of the Board of Directors for Circuit City Stores, Inc.</footnote>
        <footnote id="F2">Thirty-three and one third percent (33 1/3%) of the Units paid as a dividend in connection with the restricted stock units granted on 6/21/2005 have vested.  These shares cannot be sold while serving as a member of the Board of Directors for Circuit City Stores, Inc.</footnote>
        <footnote id="F3">1 for 1</footnote>
        <footnote id="F4">This director is entitled to receive additional units of company stock on the unvested restricted stock units as of the date the company pays dividends under the terms of the restricted stock unit awards made in June 2005.  Dividends on unvested units will be reinvested in additional units until the units vest.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Alice G. Givens, Attorney-in-fact</signatureName>
        <signatureDate>2006-06-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0202
4
2006-06-21
0000104599
CIRCUIT CITY STORES INC
CC
0001205211
WOO CAROLYN Y
9950 MAYLAND DRIVE
RICHMOND
VA
23233
1
0
0
0
Circuit City Stores, Inc. Common Stock
2006-06-21
4
M
0
1604
A
13921.2427
D
Circuit City Stores, Inc. Common Stock
2006-06-21
4
M
0
5.4915
A
13926.7342
D
Restricted Stock Units (2005 Award)
2006-06-21
4
M
0
1604
0
D
Common Stock
1604
3225.478
D
Restricted Stock Units (2005 Award)
2006-06-21
4
M
0
5.4915
0
D
Common Stock
5.4915
3219.9865
D
Thirty-three and one third percent (33 1/3%) of the restricted stock units shall vest on each of the first, second and third anniversaries of June 21, 2005.  These shares cannot be sold while serving as a member of the Board of Directors for Circuit City Stores, Inc.
Thirty-three and one third percent (33 1/3%) of the Units paid as a dividend in connection with the restricted stock units granted on 6/21/2005 have vested.  These shares cannot be sold while serving as a member of the Board of Directors for Circuit City Stores, Inc.
1 for 1
This director is entitled to receive additional units of company stock on the unvested restricted stock units as of the date the company pays dividends under the terms of the restricted stock unit awards made in June 2005.  Dividends on unvested units will be reinvested in additional units until the units vest.
/s/ Alice G. Givens, Attorney-in-fact
2006-06-22