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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2023-05-15</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001627282</issuerCik>
        <issuerName>CaliberCos Inc.</issuerName>
        <issuerTradingSymbol>CWD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001953125</rptOwnerCik>
            <rptOwnerName>LEUNG JADE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8901 E. MOUNTAIN VIEW ROAD</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 150</rptOwnerStreet2>
            <rptOwnerCity>SCOTTSDALE</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85258</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>154050</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Options (right to buy)</value>
                <footnoteId id="F2"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>3.36</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2017-01-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2026-01-16</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>386436</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Options (right to buy)</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5.85</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2020-12-31</value>
            </exerciseDate>
            <expirationDate>
                <value>2029-12-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>59452</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Options (right to buy)</value>
                <footnoteId id="F4"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>6.49</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2022-01-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2031-01-01</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5421</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Restricted stock units (&quot;RSUs&quot;) granted pursuant to Issuer's Amended and Restated 2017 Stock Incentive Plan. The RSUs are common stock equivalents and represent a contingent right to receive common stock of Issuer upon vesting. Of such RSUs (i) 118,903 were granted December 31, 2021, and are fully vested; (ii) 5,421 were granted on December 31, 2021, and vest one-quarter on each of February 19, 2022, 2023, 2024 and 2025; and (iii) 29,726 were granted April 1, 2022, vest one-quarter on April 1, 2023, and 1/36th per month thereafter.</footnote>
        <footnote id="F2">Employee stock options (right to buy)(&quot;Options&quot;) granted January 1, 2016. Such Options are fully vested.</footnote>
        <footnote id="F3">Options granted December 31, 2019 pursuant to Issuer's Amended and Restated 2017 Stock Incentive Plan. The Options vest one-quarter on the first anniversary date of the grant and 1/36th per month thereafter until fully vested on December 31, 2023.</footnote>
        <footnote id="F4">Options granted January 1, 2021 pursuant to Issuer's Amended and Restated 2017 Stock Incentive Plan. The Options vest one-quarter on the first anniversary date of the grant and 1/36th per month thereafter until fully vested on January 1, 2025.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Jade Leung</signatureName>
        <signatureDate>2023-05-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
