-----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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 nuPoJQ2hBfi5i6DHPgQBLg==

<SEC-DOCUMENT>0001416265-09-000244.txt : 20091113
<SEC-HEADER>0001416265-09-000244.hdr.sgml : 20091113
<ACCEPTANCE-DATETIME>20091112173943
ACCESSION NUMBER:		0001416265-09-000244
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20091113
DATE AS OF CHANGE:		20091112
EFFECTIVENESS DATE:		20091113

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PROSPER MARKETPLACE INC
		CENTRAL INDEX KEY:			0001416265
		STANDARD INDUSTRIAL CLASSIFICATION:	FINANCE SERVICES [6199]
		IRS NUMBER:				731733867
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-136080
		FILM NUMBER:		091178388

	BUSINESS ADDRESS:	
		STREET 1:		111 SUTTER STREET
		STREET 2:		22ND FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
		BUSINESS PHONE:		415-593-5400

	MAIL ADDRESS:	
		STREET 1:		111 SUTTER STREET
		STREET 2:		22ND FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94104
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001416265</cik>
        <entityName>PROSPER MARKETPLACE INC</entityName>
        <issuerAddress>
            <street1>111 SUTTER STREET</street1>
            <street2>22ND FLOOR</street2>
            <city>SAN FRANCISCO</city>
            <stateOrCountry>CA</stateOrCountry>
            <zipCode>94104</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>415-593-5400</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <previousName>JC Capital Solutions, Inc.</previousName>
            <previousName>CircleOne Holdings, Inc.</previousName>
            <previousName>P2P Credit, Inc.</previousName>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
            <value>None</value>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2005</value>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Christian</firstName>
                <middleName>Anton</middleName>
                <lastName>Larsen</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Kirk</firstName>
                <middleName>Thomas</middleName>
                <lastName>Inglis</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Sachin</firstName>
                <middleName>Dilip</middleName>
                <lastName>Adarkar</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Rajeev</firstName>
                <middleName>Vishvanath</middleName>
                <lastName>Date</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Breyer</firstName>
                <middleName>William</middleName>
                <lastName>James</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Kagle</firstName>
                <middleName>Craig</middleName>
                <lastName>Robert</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Cheng</firstName>
                <middleName>Wei</middleName>
                <lastName>Lawrence</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Prosper Marketplace, Inc.</street1>
                <street2>111 Sutter St., 22nd Floor</street2>
                <city>San Francisco</city>
                <stateOrCountry>CA</stateOrCountry>
                <zipCode>94104</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Other Banking and Financial Services</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2009-11-10</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isDebtType>true</isDebtType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>2000000</totalOfferingAmount>
            <totalAmountSold>1000000</totalAmountSold>
            <totalRemaining>1000000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>1</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>Proceeds are to be used for general corporate purposes.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>PROSPER MARKETPLACE INC</issuerName>
                <signatureName>/s/ Christian A. Larsen</signatureName>
                <nameOfSigner>Christian A. Larsen</nameOfSigner>
                <signatureTitle>President and CEO</signatureTitle>
                <signatureDate>2009-11-12</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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