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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-05-28</periodOfReport>

    <issuer>
        <issuerCik>0001409970</issuerCik>
        <issuerName>LendingClub Corp</issuerName>
        <issuerTradingSymbol>LC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001393519</rptOwnerCik>
            <rptOwnerName>McCORD PATRICIA J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LENDINGCLUB CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>595 MARKET ST. #200</rptOwnerStreet2>
            <rptOwnerCity>SAN FRANCISCO</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94105</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-05-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>25952</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25952</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2518</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>28850</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents the annual non-employee director equity award of Restricted Stock Units (&quot;RSUs&quot;) made under the LendingClub Corporation 2014 Equity Incentive Plan. Each RSU represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's common stock. The RSUs will vest quarterly over a one-year period beginning on May 28, 2020, subject to continued service through each vesting date.</footnote>
        <footnote id="F2">Represents the unvested portion of a previously granted non-employee director equity award of RSUs made under the LendingClub Corporation 2014 Equity Incentive Plan. Each RSU represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's common stock.</footnote>
        <footnote id="F3">A 1-for-5 reverse stock split of the Issuer's common stock became effective on July 5, 2019 (the &quot;Reverse Stock Split&quot;).  This amount has been adjusted to reflect the Reverse Stock Split.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Brandon Pace, attorney-in-fact</signatureName>
        <signatureDate>2020-06-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
