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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 SMNa6n2fKEXonkPS9Kup8uM6sDz5DiYraxuCg4U5yEbMsI/qBxfWoYCc6c3LTvf+
 E0OtLyGDXmWKJskwxgzu7g==

<SEC-DOCUMENT>0001140361-08-014946.txt : 20080613
<SEC-HEADER>0001140361-08-014946.hdr.sgml : 20080613
<ACCEPTANCE-DATETIME>20080613082151
ACCESSION NUMBER:		0001140361-08-014946
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080604
FILED AS OF DATE:		20080613
DATE AS OF CHANGE:		20080613

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERICAN COMMUNITY PROPERTIES TRUST
		CENTRAL INDEX KEY:			0001065645
		STANDARD INDUSTRIAL CLASSIFICATION:	LAND SUBDIVIDERS & DEVELOPERS (NO CEMETERIES) [6552]
		IRS NUMBER:				522058165
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		222 SMALLWOOD VILLAGE CENTER
		CITY:			ST. CHARLES
		STATE:			MD
		ZIP:			20602
		BUSINESS PHONE:		3018438600

	MAIL ADDRESS:	
		STREET 1:		222 SMALLWOOD VILLAGE CENTER
		CITY:			ST. CHARLES
		STATE:			MD
		ZIP:			20602

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WILLIAMSON MICHAEL E
		CENTRAL INDEX KEY:			0001437588

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14369
		FILM NUMBER:		08897159

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		301-843-8600

	MAIL ADDRESS:	
		STREET 1:		222 SMALLWOOD VILLAGE CENTER
		CITY:			ST CHARLES
		STATE:			MD
		ZIP:			20602
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2008-06-04</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001065645</issuerCik>
        <issuerName>AMERICAN COMMUNITY PROPERTIES TRUST</issuerName>
        <issuerTradingSymbol>APO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001437588</rptOwnerCik>
            <rptOwnerName>WILLIAMSON MICHAEL E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>30 VAUGHAN STREET</rptOwnerStreet1>
            <rptOwnerStreet2>UNIT 38</rptOwnerStreet2>
            <rptOwnerCity>GUELPH</rptOwnerCity>
            <rptOwnerState>A6</rptOwnerState>
            <rptOwnerZipCode>N1G 0B6</rptOwnerZipCode>
            <rptOwnerStateDescription>ONTARIO, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Trustee</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>MIchael E. Williamson</signatureName>
        <signatureDate>2008-06-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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