-----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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 eloQHEhoUNODzEUPTAtY7w==

<SEC-DOCUMENT>0000811831-10-000040.txt : 20100621
<SEC-HEADER>0000811831-10-000040.hdr.sgml : 20100621
<ACCEPTANCE-DATETIME>20100621180021
ACCESSION NUMBER:		0000811831-10-000040
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100610
FILED AS OF DATE:		20100621
DATE AS OF CHANGE:		20100621

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Orestis John C
		CENTRAL INDEX KEY:			0001422913

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14588
		FILM NUMBER:		10908849

	MAIL ADDRESS:	
		STREET 1:		NORTHEAST BANK
		STREET 2:		500 CANAL STREET
		CITY:			LEWISTON
		STATE:			ME
		ZIP:			04240

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTHEAST BANCORP /ME/
		CENTRAL INDEX KEY:			0000811831
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				010425066
		STATE OF INCORPORATION:			ME
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		500 CANAL ST
		CITY:			LEWISTON
		STATE:			ME
		ZIP:			04240-6594
		BUSINESS PHONE:		2077863245

	MAIL ADDRESS:	
		STREET 1:		500 CANAL ST
		CITY:			LEWISTON
		STATE:			ME
		ZIP:			04240-6594

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BETHEL BANCORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-06-10</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000811831</issuerCik>
        <issuerName>NORTHEAST BANCORP /ME/</issuerName>
        <issuerTradingSymbol>NBN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001422913</rptOwnerCik>
            <rptOwnerName>Orestis John C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>NORTHEAST BANK</rptOwnerStreet1>
            <rptOwnerStreet2>500 CANAL STREET</rptOwnerStreet2>
            <rptOwnerCity>LEWISTON</rptOwnerCity>
            <rptOwnerState>ME</rptOwnerState>
            <rptOwnerZipCode>04240</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Northeast Bancorp Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-06-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1547</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.75</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14897</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Northeast Bancorp Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-06-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>653</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>12.9</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15550</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>John C Orestis - POA Suzanne M Carney</signatureName>
        <signatureDate>2010-06-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----