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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001240679-10-000005.txt : 20100223
<SEC-HEADER>0001240679-10-000005.hdr.sgml : 20100223
<ACCEPTANCE-DATETIME>20100223124057
ACCESSION NUMBER:		0001240679-10-000005
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100219
FILED AS OF DATE:		20100223
DATE AS OF CHANGE:		20100223

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UFP TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000914156
		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS FOAM PRODUCTS [3086]
		IRS NUMBER:				042314970
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		172 EAST MAIN ST
		CITY:			GEORGETOWN
		STATE:			MA
		ZIP:			01833
		BUSINESS PHONE:		5083522200

	MAIL ADDRESS:	
		STREET 1:		172 EAST MAIN ST
		CITY:			GEORGETOWN
		STATE:			MA
		ZIP:			02135

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ROCK MITCHELL
		CENTRAL INDEX KEY:			0001240676

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12648
		FILM NUMBER:		10625004

	MAIL ADDRESS:	
		STREET 1:		C/O UFP TECHNOLOGIES, INC.
		STREET 2:		172 EAST MAIN STREET
		CITY:			GEORGETOWN
		STATE:			MA
		ZIP:			01833

	FORMER NAME:	
		FORMER CONFORMED NAME:	CAPLAN MITCHELL D
		DATE OF NAME CHANGE:	20030610
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-02-19</periodOfReport>

    <issuer>
        <issuerCik>0000914156</issuerCik>
        <issuerName>UFP TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>UFPT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001240676</rptOwnerCik>
            <rptOwnerName>ROCK MITCHELL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UFP TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>172 EAST MAIN STREET</rptOwnerStreet2>
            <rptOwnerCity>GEORGETOWN</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01833</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.01 Par Value</value>
            </securityTitle>
            <transactionDate>
                <value>2010-02-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>11792</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>124115</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units granted on February 24, 2009, under the issuer's 2003 Incentive Plan subject to satisfaction of performance targets that are to be settled solely in shares of common stock. The transaction date represents the date on which the issuer's Compensation Committee determined the performance targets were achieved. The units vest with respect to one-third of the shares on February 24, 2011 and with respect to an additional one-third on each of February 24, 2012 and 2013, so long as the recipient is in the continuous employ of the Issuer through each such respective vesting date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Patrick J. Kinney, Jr. as attorney-in-fact for Mitchell Caplan Rock</signatureName>
        <signatureDate>2010-02-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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