<SUBMISSION>
<ACCESSION-NUMBER>0001070750-03-000020
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20030530
<FILING-DATE>20030602
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>MCHALE JUDITH A
<CIK>0001187415
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-14625
<FILM-NUMBER>03728113
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>DISCOVERY COMMUNICATIONS, INC.
<STREET2>ONE DISCOVERY PLACE, 9TH FLOOR
<CITY>SILVER SPRING
<STATE>MD
<ZIP>20910-3354
<PHONE>240-662-4747
</BUSINESS-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>HOST MARRIOTT CORP/
<CIK>0001070750
<ASSIGNED-SIC>6798
<IRS-NUMBER>530085950
<STATE-OF-INCORPORATION>MD
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>10400 FERNWOOD ROAD DEPT 907
<CITY>BETHESDA
<STATE>MD
<ZIP>20817
<PHONE>3013809000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>HOST MARRIOTT CORP
<STREET2>10400 FERNWOOD ROAD DEPT 907 RM 507
<CITY>BETHESDA
<STATE>MD
<ZIP>20817-1109
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>HMC MERGER CORP
<DATE-CHANGED>19980921
</FORMER-COMPANY>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-05-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001070750</issuerCik>
        <issuerName>HOST MARRIOTT CORP/</issuerName>
        <issuerTradingSymbol>HMT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001187415</rptOwnerCik>
            <rptOwnerName>MCHALE JUDITH A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeSecurity>
        <securityTitle>
            <value>Non-Employee Director Def. Stock Units</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>0</value>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2003-05-30</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>A</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionAmounts>
            <transactionShares>
                <value>283.9296</value>
            </transactionShares>
            <transactionValue>
                <value>8.805</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>2003-05-30</value>
                <footnoteId id="F1"/>
        </exerciseDate>
        <expirationDate>
            <value>2013-05-31</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>283.9296</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <valueOwnedFollowingTransaction>
                <value>283.9296</value>
            </valueOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <footnotes>
        <footnote id="F1">The stock units were accrued under the Host Marriott Corporation Non-Employee Directors' Deferred Stock Compensation Plan and are to be settled in Host Marriott common stock in a lump sum or equal annual installments over a period not to exceed ten (10) years upon the reporting person's termination of service as a Director.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Elizabeth A. Abdoo  For: Judith A. McHale</signatureName>
        <signatureDate>2003-06-02</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
