-----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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 t9xHkxFNyRVUnRhNUgzT/Q==

<SEC-DOCUMENT>0001453764-09-000002.txt : 20090506
<SEC-HEADER>0001453764-09-000002.hdr.sgml : 20090506
<ACCEPTANCE-DATETIME>20090506172319
ACCESSION NUMBER:		0001453764-09-000002
CONFORMED SUBMISSION TYPE:	D/A
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
ITEM INFORMATION:		Investment Company Act Section 3(c)
ITEM INFORMATION:		Section 3(c)(7)
FILED AS OF DATE:		20090506
DATE AS OF CHANGE:		20090506
EFFECTIVENESS DATE:		20090506

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ADAMS STREET PARTNERSHIP FUND 2009 US FUND LP
		CENTRAL INDEX KEY:			0001453764
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		D/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-125925
		FILM NUMBER:		09802585

	BUSINESS ADDRESS:	
		STREET 1:		C/O ADAMS STREET PARTNERS LLC
		STREET 2:		ONE NORTH WACKER DRIVE, SUITE 2200
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-553-7890

	MAIL ADDRESS:	
		STREET 1:		C/O ADAMS STREET PARTNERS LLC
		STREET 2:		ONE NORTH WACKER DRIVE, SUITE 2200
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>D/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0301</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001453764</cik>
        <entityName>ADAMS STREET PARTNERSHIP FUND 2009 US FUND LP</entityName>
        <issuerAddress>
            <street1>C/O ADAMS STREET PARTNERS LLC</street1>
            <street2>ONE NORTH WACKER DRIVE, SUITE 2200</street2>
            <city>CHICAGO</city>
            <stateOrCountry>IL</stateOrCountry>
            <zipCode>60606</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>312-553-7890</issuerPhoneNumber>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <jurisdictionOfInc>DE</jurisdictionOfInc>
        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2008</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName></middleName>
                <lastName>Adams Street Partners, LLC</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>One North Wacker Drive, Suite 2200</street1>
                <street2></street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of the Issuer</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <middleName></middleName>
                <lastName>Adams Street Associates, LP</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Beneficial Owner of the General Partner</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Kevin</firstName>
                <middleName>T.</middleName>
                <lastName>Callahan</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>J.</firstName>
                <middleName>Gary</middleName>
                <lastName>Fencik</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>T.</firstName>
                <middleName>Bondurant</middleName>
                <lastName>French</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Elisha</firstName>
                <middleName>P.</middleName>
                <lastName>Gould</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>William</firstName>
                <middleName>J.</middleName>
                <lastName>Hupp</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Michael</firstName>
                <middleName>J.</middleName>
                <lastName>Jacobs</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Quintin</firstName>
                <middleName>I.</middleName>
                <lastName>Kevin</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Joan</firstName>
                <middleName>W.</middleName>
                <lastName>Newman</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Hanneke</firstName>
                <middleName></middleName>
                <lastName>Smits</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Adams Street Partners, LLC</street1>
                <street2>One North Wacker Drive, Suite 2200</street2>
                <city>Chicago</city>
                <stateOrCountry>IL</stateOrCountry>
                <zipCode>60606</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Other Investment Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>Over $100,000,000</aggregateNetAssetValueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>9999999997-09-005020</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2008-12-22</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isOtherType>true</isOtherType>
            <descriptionOfOtherType>Limited Partnership Interests</descriptionOfOtherType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>866618953</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>82</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>46500</dollarAmount>
                <isEstimate>true</isEstimate>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
                <isEstimate>true</isEstimate>
            </grossProceedsUsed>
            <clarificationOfResponse>The Issuer shall pay to Adams Street Partners, LLC an annual fee (the &quot;Management Fee&quot;) calculated in accordance with the Issuer's subscription agreements.  The Management Fee will not exceed 1.00% of the Issuer's aggregate subscriptions.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>ADAMS STREET PARTNERSHIP FUND 2009 US FUND LP</issuerName>
                <signatureName>Quintin I. Kevin</signatureName>
                <nameOfSigner>Quintin I. Kevin</nameOfSigner>
                <signatureTitle>Vice President of the General Partner of the Issuer</signatureTitle>
                <signatureDate>2009-05-06</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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