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    <issuer>
        <issuerCik>0001810739</issuerCik>
        <issuerName>Radius Global Infrastructure, Inc.</issuerName>
        <issuerTradingSymbol>RADI</issuerTradingSymbol>
    </issuer>

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            <rptOwnerCik>0001827144</rptOwnerCik>
            <rptOwnerName>Tomeo Gary</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RADIUS GLOBAL INFRASTRUCTURE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>3 BALA PLAZA EAST, SUITE 502</rptOwnerStreet2>
            <rptOwnerCity>BALA CYNWYD</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19004</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
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            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Accounting Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

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    <footnotes>
        <footnote id="F1">On 09/21/2023 (the &quot;Effective Time&quot;), pursuant to the Agreement and Plan of Merger, dated as of March 1, 2023 (as amended or otherwise modified from time to time, the &quot;Merger Agreement&quot;), by and among Radius Global Infrastructure, Inc., a Delaware corporation (the &quot;Company&quot;), APW OpCo LLC, a Delaware limited liability company (&quot;OpCo&quot;), Chord Parent, Inc., a Delaware corporation (&quot;Parent&quot;), Chord Merger Sub I, Inc., a Delaware corporation and a wholly owned subsidiary of Parent (&quot;Merger Sub I&quot;), and Chord Merger Sub II, LLC, a Delaware limited liability company and a wholly owned subsidiary of Merger Sub I (&quot;Merger Sub II&quot;), Merger Sub II merged with and into OpCo and Merger Sub I merged with and into the Company. Pursuant to the Merger Agreement, each share of the Company's Class A Common Stock was converted into the right to receive $15.00 per share in cash (the &quot;Merger Consideration&quot;).</footnote>
        <footnote id="F2">Includes 25,200 restricted shares of Class A Common Stock. Pursuant to the Merger Agreement, at the Effective Time, each outstanding restricted share of Class A Common Stock became fully vested and was canceled and converted into the right to receive a cash payment, without interest, equal to the Merger Consideration, which amount will become payable following the Effective Time in accordance with the vesting schedule applicable to the corresponding restricted share of Class A Common Stock.</footnote>
        <footnote id="F3">Reflects stock options with respect to shares of the Company's Class A Common Stock that are subject to time-based vesting conditions. Pursuant to the Merger Agreement, at the Effective Time, each outstanding stock option was canceled and converted into the right to receive a cash payment, without interest, equal to the Merger Consideration minus the applicable exercise price.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Andrew Rosenstein, as Attorney in Fact</signatureName>
        <signatureDate>2023-09-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
