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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 GIxFxAtpTuXkcbP0PKfSsO+x+MiJNwBWgDMDpAoiDDYzS4qPqU90fP9IB4Xy4o+n
 p/mciBHYICu0PbJuPTHp+A==

<SEC-DOCUMENT>0001253550-08-000001.txt : 20080104
<SEC-HEADER>0001253550-08-000001.hdr.sgml : 20080104
<ACCEPTANCE-DATETIME>20080104144209
ACCESSION NUMBER:		0001253550-08-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080102
FILED AS OF DATE:		20080104
DATE AS OF CHANGE:		20080104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AVATAR HOLDINGS INC
		CENTRAL INDEX KEY:			0000039677
		STANDARD INDUSTRIAL CLASSIFICATION:	OPERATIVE BUILDERS [1531]
		IRS NUMBER:				231739078
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		201 ALHAMBRA CIRCLE
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134
		BUSINESS PHONE:		3054427000

	MAIL ADDRESS:	
		STREET 1:		201 ALHAMBRA CIRCLE
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GAC CORP /DE/
		DATE OF NAME CHANGE:	19801023

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GENERAL ACCEPTANCE CORP
		DATE OF NAME CHANGE:	19710208

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Barnett Paul D
		CENTRAL INDEX KEY:			0001305502

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07395
		FILM NUMBER:		08511005

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		212-351-7940

	MAIL ADDRESS:	
		STREET 1:		C/O ODYSSEY INVESTMENT PARTNERS, LLC
		STREET 2:		280 PARK AVENUE, WEST TOWER, 38TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-01-02</periodOfReport>

    <issuer>
        <issuerCik>0000039677</issuerCik>
        <issuerName>AVATAR HOLDINGS INC</issuerName>
        <issuerTradingSymbol>AVTR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001305502</rptOwnerCik>
            <rptOwnerName>Barnett Paul D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ULYSSES MANAGEMENT, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>280 PARK AVENUE, 21 WEST</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2008-01-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>68.27</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>39.67</value>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>68.27</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>227.51</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The units convert to Common Stock of the Issuer on a 1-for-1 basis.</footnote>
        <footnote id="F2">The units, which represent a deferral of a portion of director's fees payable to the Reporting Person, are fully vested at all times and are convertible into shares of Issuer's Common Stock at the earlier of a date specified by the Reporting Person or the date on which the Reporting Person no longer serves as a director of the Issuer.</footnote>
        <footnote id="F3">Represents the closing price of the Issuer's Common Stock as of the date for payment of director's fees, which closing price represents the denominator for purposes of determining the number of Stock Units attributable to the Reporting Person's deferral account.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Juanita I. Kerrigan, Attorney-in-Fact for Paul D. Barnett</signatureName>
        <signatureDate>2008-01-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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