-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 7X4ESlCMvHP2J36Byqe+IA==

<SEC-DOCUMENT>0001209191-07-038621.txt : 20070622
<SEC-HEADER>0001209191-07-038621.hdr.sgml : 20070622
<ACCEPTANCE-DATETIME>20070622213522
ACCESSION NUMBER:		0001209191-07-038621
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070612
FILED AS OF DATE:		20070622
DATE AS OF CHANGE:		20070622

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NNN Apartment REIT, Inc.
		CENTRAL INDEX KEY:			0001347523
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1551 N. TUSTIN AVENUE
		STREET 2:		SUITE 200
		CITY:			SANTA ANA
		STATE:			CA
		ZIP:			92705
		BUSINESS PHONE:		714-667-8252

	MAIL ADDRESS:	
		STREET 1:		1551 N. TUSTIN AVENUE
		STREET 2:		SUITE 200
		CITY:			SANTA ANA
		STATE:			CA
		ZIP:			92705

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Gary Robert A IV
		CENTRAL INDEX KEY:			0001268021

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-52612
		FILM NUMBER:		07937556

	BUSINESS ADDRESS:	
		STREET 1:		306 E MAIN ST
		CITY:			RICHMOND
		STATE:			VA
		ZIP:			23219
		BUSINESS PHONE:		714-667-8252 X111

	MAIL ADDRESS:	
		STREET 1:		1551 NORTH TUSTIN AVENUE
		STREET 2:		SUITE 200
		CITY:			SANTA ANA
		STATE:			CA
		ZIP:			92705

	FORMER NAME:	
		FORMER CONFORMED NAME:	GARY ROBERT A IV
		DATE OF NAME CHANGE:	20031023
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-06-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001347523</issuerCik>
        <issuerName>NNN Apartment REIT, Inc.</issuerName>
        <issuerTradingSymbol>NONE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001268021</rptOwnerCik>
            <rptOwnerName>Gary Robert A IV</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1551 NORTH TUSTIN AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>SANTA ANA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92705</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2007-06-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Upon his reappointment as an independent director to the board of directors on June 12, 2007, Mr. Gary was granted 1,000 shares of restricted common stock.  The restricted shares vested immediately as to 20.0% of the shares on the date of grant; the remainder vests on each anniversary thereafter over four years.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Andrea R. Biller/Attorney-In-Fact for Robert A. Gary, IV</signatureName>
        <signatureDate>2007-06-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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