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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2013-11-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000800240</issuerCik>
        <issuerName>OFFICE DEPOT INC</issuerName>
        <issuerTradingSymbol>ODP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001467323</rptOwnerCik>
            <rptOwnerName>BC European Capital VIII-5</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>HERITAGE HALL, LE MARCHANT STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ST. PETER PORT</rptOwnerCity>
            <rptOwnerState>Y7</rptOwnerState>
            <rptOwnerZipCode>GY1 4HY</rptOwnerZipCode>
            <rptOwnerStateDescription>GUERNSEY</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Mbr 13d grp owning mre thn 10%</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Series A Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-11-05</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2013-11-05</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>13307.50</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1243.77</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2009-06-23</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>3093215.68</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0.00</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Series A Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-11-05</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2013-11-05</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>137298.00</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1243.77</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2009-06-23</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>31913757.42</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0.00</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Series B Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-11-05</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2013-11-05</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3654.50</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1243.77</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2009-10-14</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>849457.58</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0.00</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Series B Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2013-11-05</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2013-11-05</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>37702.00</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1243.77</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2009-10-14</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8763510.63</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0.00</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each share of Preferred Stock was convertible into that amount of shares of Common Stock equal to (i) the quotient of (x) the outstanding liquidation preference of such share of Preferred Stock plus all accrued and unpaid dividends not previously added to the liquidation preference of such share of Preferred Stock and (y) 1000 multiplied by (ii) 200.  As of the Redemption Date, each share of Preferred Stock was convertible into 232.442 shares of Common Stock, which represents a conversion price of $5.00.</footnote>
        <footnote id="F2">The Issuer redeemed the shares of Preferred Stock set forth in column 5 on the Redemption Date.  Each share of Preferred Stock was redeemed for $1,243.77.</footnote>
        <footnote id="F3">Not Applicable.</footnote>
        <footnote id="F4">Each of the Reporting Persons may have been deemed to have shared voting and investment power with respect to the Common Stock issuable upon the conversion of the Series A Preferred Stock or Series B Preferred Stock owned by each of the Investors.  Each Reporting Person, however, disclaims beneficial ownership with respect to the shares owned of record by each of the Investors.</footnote>
    </footnotes>

    <remarks>This Form 4 report is being filed in conjunction with 39 other Form 4 reports. These Form 4 reports are being filed by (i) BC European Capital VIII-1 to 12 (inclusive), each a United Kingdom limited partnership (&quot;Funds 1-12&quot;); (ii) BC European Capital VIII-14 to 34 (inclusive), each a United Kingdom limited partnership (&quot;Funds 14-34&quot;); (iii) BC European Capital VIII-37, a United Kingdom limited partnership (&quot;Fund 37&quot; and together with Funds 1-12 and Funds 14-34 the &quot;CIE Investors&quot;); (iv) BC European Capital VIII-35 SC, BC European Capital VIII-36 SC, BC European Capital VIII-38 SC and BC European Capital VIII-39 SC, each a Societe Civiles organized under the laws of France (the &quot;LMBO Investors&quot; and together with the CIE Investors, the &quot;Investors&quot;); (v) LMBO Europe SAS, a societe par actions simplifiee organized under the laws of France (&quot;LMBO&quot;); and (vi) CIE Management II Limited, a limited corporation organized under the laws of Guernsey, Channel Islands (&quot;CIE&quot; and together with the Investors and LMBO, the &quot;Reporting Persons&quot;).  The Reporting Persons may be deemed to be a &quot;group&quot; (within the meaning of Section 13(d)(3) of the Securities Exchange Act). As used in this Form 4, (i) &quot;Issuer&quot; shall mean Office Depot, Inc., (ii) &quot;Series A Preferred Stock&quot; shall mean the Issuer's 10% Series A Redeemable Convertible Participating Perpetual Preferred Stock, (iii) &quot;Series B Preferred Stock&quot; shall mean the Issuer's 10% Series B Redeemable Conditional Convertible Participating Perpetual Preferred Stock, (iv) &quot;Preferred Stock&quot; shall mean, collectively, the Series A Preferred Stock and the Series B Preferred Stock, (v) &quot;Redemption Date&quot; shall mean November 5, 2013 and (vi) &quot;Common Stock&quot; shall mean the Issuer's common stock, par value $.01. Exhibit Index 99.1 Signature Page</remarks>

    <ownerSignature>
        <signatureName>/s/ See signatures attached as Exhibit 99.1</signatureName>
        <signatureDate>2013-11-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
