-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
 LmQKxLkJyi7lwM8TYkmjY+Nf3dVkfeqa1qpT2CYvRzI/qD9Tkd8KPTj6lV9WfnWO
 /wEFq8UZhGkk+2VR86CdFA==

<SEC-DOCUMENT>0001181431-04-010798.txt : 20040219
<SEC-HEADER>0001181431-04-010798.hdr.sgml : 20040219
<ACCEPTANCE-DATETIME>20040219145746
ACCESSION NUMBER:		0001181431-04-010798
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040218
FILED AS OF DATE:		20040219

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AUBURN NATIONAL BANCORPORATION INC
		CENTRAL INDEX KEY:			0000750574
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				630885779
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		100 N GAY ST
		STREET 2:		P O DRAWER 3110
		CITY:			AUBURN
		STATE:			AL
		ZIP:			36831-3110
		BUSINESS PHONE:		3348219200

	MAIL ADDRESS:	
		STREET 1:		100 NORTH GAY STREET
		STREET 2:		P O DRAWER 3110
		CITY:			AUBURN
		STATE:			AL
		ZIP:			36831

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DUMAS ROBERT W
		CENTRAL INDEX KEY:			0001195616

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26486
		FILM NUMBER:		04615869

	BUSINESS ADDRESS:	
		STREET 1:		100 NORTH GAY STREET
		STREET 2:		PO BOX 3110
		CITY:			AUBURN
		STATE:			AL
		ZIP:			36830
		BUSINESS PHONE:		3348219200

	MAIL ADDRESS:	
		STREET 1:		100 NORTH GAY STREET
		STREET 2:		PO BOX 3110
		CITY:			AUBURN
		STATE:			AL
		ZIP:			36830
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd33782.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-02-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000750574</issuerCik>
        <issuerName>AUBURN NATIONAL BANCORPORATION INC</issuerName>
        <issuerTradingSymbol>AUBN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195616</rptOwnerCik>
            <rptOwnerName>DUMAS ROBERT W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>784 ANNABROOK DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>AUBURN</rptOwnerCity>
            <rptOwnerState>AL</rptOwnerState>
            <rptOwnerZipCode>36830</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President &amp; CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-02-18</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2004-02-18</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>200</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.25</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27451</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-02-18</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2004-02-18</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>200</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.41</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27651</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ Robert W Dumas</signatureName>
        <signatureDate>2004-02-19</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----