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

    <schemaVersion>X0708</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001756823</cik>
        <entityName>ARCTRUST III, Inc.</entityName>
        <issuerAddress>
            <street1>1401 BROAD STREET</street1>
            <city>CLIFTON</city>
            <stateOrCountry>NJ</stateOrCountry>
            <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
            <zipCode>07013</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>9732491000</issuerPhoneNumber>
        <jurisdictionOfInc>MARYLAND</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2018</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <middleName>Joseph</middleName>
                <lastName>Ambrosi</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>100 Sunrise Boulevard</street1>
                <street2>#522</street2>
                <city>Palm Beach</city>
                <stateOrCountry>FL</stateOrCountry>
                <stateOrCountryDescription>FLORIDA</stateOrCountryDescription>
                <zipCode>33480</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Gary</firstName>
                <middleName>Scott</middleName>
                <lastName>Baumann</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>76 Deer Creek Drive</street1>
                <city>Basking Ridge</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07920</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>James</firstName>
                <lastName>Steuterman</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>4013 Barden Oak Drive</street1>
                <city>Indian Trail</city>
                <stateOrCountry>NC</stateOrCountry>
                <stateOrCountryDescription>NORTH CAROLINA</stateOrCountryDescription>
                <zipCode>28079</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jason</firstName>
                <lastName>Kessler</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>9 Brownstone Way</street1>
                <street2>Apt. 3D</street2>
                <city>Englewood</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>08003</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName>Robert</middleName>
                <lastName>Ambrosi</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>101 Warren Street</street1>
                <street2>Apt. 900</street2>
                <city>New York</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10007</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Marc</firstName>
                <middleName>Allen</middleName>
                <lastName>Perel</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>11 Seacrest Road</street1>
                <city>Monmouth Beach</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07750</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Oleg</firstName>
                <lastName>Kaplun</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>497 Dewey Avenue</street1>
                <city>Saddle Brook</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07663</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Silvia</firstName>
                <middleName>Pereira</middleName>
                <lastName>Fernandes</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>270 Hemlock Avenue</street1>
                <city>Garwood</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07027</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Neil</firstName>
                <lastName>Doornheim</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>668 Millbrook Road</street1>
                <city>River Edge</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07661</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
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            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Lisa</firstName>
                <lastName>Gunnels</lastName>
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            <relatedPersonAddress>
                <street1>22 Laauwe Avenue</street1>
                <city>Wayne</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07470</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Joseph</firstName>
                <middleName>Michael</middleName>
                <lastName>Morena</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>80 Riverside Boulevard</street1>
                <street2>#27C</street2>
                <city>New York</city>
                <stateOrCountry>NY</stateOrCountry>
                <stateOrCountryDescription>NEW YORK</stateOrCountryDescription>
                <zipCode>10069</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Daniel</firstName>
                <middleName>J</middleName>
                <lastName>Geltrude</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>245 Whitford Avenue</street1>
                <city>Nutley</city>
                <stateOrCountry>NJ</stateOrCountry>
                <stateOrCountryDescription>NEW JERSEY</stateOrCountryDescription>
                <zipCode>07110</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <middleName>J</middleName>
                <lastName>Martone</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>73 Woodbridge Drive</street1>
                <city>Saunderstown</city>
                <stateOrCountry>RI</stateOrCountry>
                <stateOrCountryDescription>RHODE ISLAND</stateOrCountryDescription>
                <zipCode>02874</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>REITS and Finance</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>$1 - $1,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2019-01-31</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>500</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>91500</totalOfferingAmount>
            <totalAmountSold>32500</totalAmountSold>
            <totalRemaining>59000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>65</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>ARCTRUST III, Inc.</issuerName>
                <signatureName>Silvia P. Fernandes</signatureName>
                <nameOfSigner>Silvia P. Fernandes</nameOfSigner>
                <signatureTitle>Secretary</signatureTitle>
                <signatureDate>2019-02-04</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
