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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-07-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001720116</issuerCik>
        <issuerName>Red Violet, Inc.</issuerName>
        <issuerTradingSymbol>RDVT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001684823</rptOwnerCik>
            <rptOwnerName>DELL JEFFREY ALAN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RED VIOLET, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>2650 N. MILITARY TRAIL, SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>BOCA RATON</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33431</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Information Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-07-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>16666</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>149999</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-07-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F4"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6541</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>21.78</value>
                    <footnoteId id="F4"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>142958</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents the final vesting of 16,666 restricted stock units (RSUs) of the performance grant originally approved by the Company's Compensation Committee on September 5, 2018.</footnote>
        <footnote id="F2">Includes 20,000 RSUs originally granted on November 20, 2020, convertible into common stock of the issuer on a one-for-one basis, which vest in three approximately equal installments on each of November 1, 2021, November 1, 2022, and November 1, 2023, subject to accelerated vested under certain conditions.</footnote>
        <footnote id="F3">Includes 75,000 RSUs originally granted on August 28, 2019 (the &quot;2019 Performance Grant&quot;), subject to performance criteria and accelerated vesting under certain conditions. The 2019 Performance Grant shall not vest unless and until the Company has, for any fiscal quarter through September 30, 2022 (i) gross revenue determined in accordance with the Company's reviewed or audited financial statements in excess of $12.5 million for such fiscal quarter, (ii) positive adjusted EBITDA of at least $2.0 million, as determined based on the Company's reviewed or audited financial statements for such fiscal quarter, and (iii) the participant continues to provide services to the Company either as an employee, director or consultant on the last date of the quarter that the performance criteria is met (collectively, the &quot;2019 Performance Criteria&quot;). If the 2019 Performance Criteria are met, the RSUs vest one-third annually on each of September 1, 2020, September 1, 2021, and September 1, 2022.</footnote>
        <footnote id="F4">Represents the disposition to issuer for tax obligations upon the vesting of RSUs.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jeffrey Dell</signatureName>
        <signatureDate>2021-07-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
