-----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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 tRnFB8TMoB7ja1Kp4YldgQ==

<SEC-DOCUMENT>0001139862-09-000003.txt : 20090512
<SEC-HEADER>0001139862-09-000003.hdr.sgml : 20090512
<ACCEPTANCE-DATETIME>20090511191217
ACCESSION NUMBER:		0001139862-09-000003
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20090512
DATE AS OF CHANGE:		20090511
EFFECTIVENESS DATE:		20090512

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			METACARTA INC
		CENTRAL INDEX KEY:			0001139862
		IRS NUMBER:				043554559
		STATE OF INCORPORATION:			DE

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-43136
		FILM NUMBER:		09816782

	BUSINESS ADDRESS:	
		STREET 1:		350 MASSACHUSETTS AVE 4TH FL
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
		BUSINESS PHONE:		617-661-6382

	MAIL ADDRESS:	
		STREET 1:		350 MASSACHUSETTS AVE 4TH FL
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0301</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001139862</cik>
        <entityName>METACARTA INC</entityName>
        <issuerAddress>
            <street1>350 MASSACHUSETTS AVE 4TH FL</street1>
            <street2></street2>
            <city>CAMBRIDGE</city>
            <stateOrCountry>MA</stateOrCountry>
            <zipCode>02139</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>617-661-6382</issuerPhoneNumber>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <jurisdictionOfInc>DE</jurisdictionOfInc>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>John</firstName>
                <middleName></middleName>
                <lastName>Frank</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>350 Massachusetts Avenue</street1>
                <street2>4th Floor</street2>
                <city>Cambridge</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02139</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Doug</firstName>
                <middleName></middleName>
                <lastName>Brenhouse</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>350 Massachusetts Avenue</street1>
                <street2>4th Floor</street2>
                <city>Cambridge</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02139</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Dave</firstName>
                <middleName></middleName>
                <lastName>McLean</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Sevin Rosen Funds</street1>
                <street2>13455 Noel Road, Suite 1670</street2>
                <city>Dallas</city>
                <stateOrCountry>TX</stateOrCountry>
                <zipCode>75240</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>George</firstName>
                <middleName></middleName>
                <lastName>McNamee</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o FA Technology</street1>
                <street2>100 Federal Street, 33rd Floor</street2>
                <city>Boston</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02110</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jeff</firstName>
                <middleName></middleName>
                <lastName>Williams</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Hunt Ventures</street1>
                <street2>13455 Noel Road, Suite 1670</street2>
                <city>Dallas</city>
                <stateOrCountry>TX</stateOrCountry>
                <zipCode>75240</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Don</firstName>
                <middleName></middleName>
                <lastName>Zereski</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o MetaCarta, Incorporated</street1>
                <street2>350 Massachusetts Avenue, 4th Floor</street2>
                <city>Cambridge</city>
                <stateOrCountry>MA</stateOrCountry>
                <zipCode>02139</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-04-09</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isDebtType>true</isDebtType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
            <isSecurityToBeAcquiredType>true</isSecurityToBeAcquiredType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>910000</totalOfferingAmount>
            <totalAmountSold>910000</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>8</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>METACARTA INC</issuerName>
                <signatureName>/s/ Doug Brenhouse</signatureName>
                <nameOfSigner>Doug Brenhouse</nameOfSigner>
                <signatureTitle>COO, CFO</signatureTitle>
                <signatureDate>2009-05-11</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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