-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001209191-10-041502.txt : 20100805
<SEC-HEADER>0001209191-10-041502.hdr.sgml : 20100805
<ACCEPTANCE-DATETIME>20100805212113
ACCESSION NUMBER:		0001209191-10-041502
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100805
FILED AS OF DATE:		20100805
DATE AS OF CHANGE:		20100805

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Rowe Kerry M
		CENTRAL INDEX KEY:			0001305030

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-08193
		FILM NUMBER:		10996131

	MAIL ADDRESS:	
		STREET 1:		12701 FAIR LAKES CIRCLE
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARGON ST, Inc.
		CENTRAL INDEX KEY:			0000026537
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				381873250
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		12701 FAIR LAKES CIRCLE
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033
		BUSINESS PHONE:		(703)332-0881

	MAIL ADDRESS:	
		STREET 1:		12701 FAIR LAKES CIRCLE
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22033

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SENSYTECH INC
		DATE OF NAME CHANGE:	20000118

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SENSYS TECHNOLOGIES INC
		DATE OF NAME CHANGE:	19980615

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DAEDALUS ENTERPRISES INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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    <periodOfReport>2010-08-05</periodOfReport>

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        <issuerName>ARGON ST, Inc.</issuerName>
        <issuerTradingSymbol>STST</issuerTradingSymbol>
    </issuer>

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            <rptOwnerName>Rowe Kerry M</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FAIRFAX</rptOwnerCity>
            <rptOwnerState>VA</rptOwnerState>
            <rptOwnerZipCode>22033</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and COO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

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                <transactionPricePerShare>
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        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
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            <conversionOrExercisePrice>
                <value>21.39</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-08-05</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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            <transactionAmounts>
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                </transactionShares>
                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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            <exerciseDate>
                <footnoteId id="F3"/>
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            <expirationDate>
                <value>2016-12-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>25000</value>
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        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.42</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-08-05</value>
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            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
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            <transactionAmounts>
                <transactionShares>
                    <value>12000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.50</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <expirationDate>
                <value>2018-12-09</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
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                <underlyingSecurityShares>
                    <value>12000</value>
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        <derivativeTransaction>
            <securityTitle>
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            <conversionOrExercisePrice>
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            <transactionDate>
                <value>2010-08-05</value>
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            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.50</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F5"/>
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            <expirationDate>
                <value>2019-12-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
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                <underlyingSecurityShares>
                    <value>10000</value>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Appreciation Rights</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-08-05</value>
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            <deemedExecutionDate></deemedExecutionDate>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>34.50</value>
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                <transactionAcquiredDisposedCode>
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                <value></value>
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                <transactionShares>
                    <value>33250</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.50</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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    <footnotes>
        <footnote id="F1">This option was cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $2,188,440, representing the difference between the exercise price of the option and the offer price ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F2">This option was cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $11,526, representing the difference between the exercise price of the option and the offer price ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F3">This option was cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $327,750, representing the difference between the exercise price of the option and the offer price ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F4">This option was cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $192,960, representing the difference between the exercise price of the option and the offer price ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F5">This option was cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $134,100, representing the difference between the exercise price of the option and the offer price ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F6">This stock appreciation right was cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $330,000, representing the difference between the exercise price of the stock appreciation right and the offer price ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F7">Represents either a restricted stock unit reflecting a contingent right to receive one (1) share of Argon ST, Inc. common stock or one share of restricted stock that is subject to vesting.</footnote>
        <footnote id="F8">The securities were cancelled in the tender offer that expired on August 4, 2010 in exchange for a cash payment of $1,147,125 ($34.50 per share) pursuant to the Merger Agreement between the issuer and The Boeing Company.</footnote>
        <footnote id="F9">These securities vested automatically upon consummation of the tender offer on August 4, 2010.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kerry M. Rowe</signatureName>
        <signatureDate>2010-08-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----