<SEC-DOCUMENT>0001240679-15-000025.txt : 20151120
<SEC-HEADER>0001240679-15-000025.hdr.sgml : 20151120
<ACCEPTANCE-DATETIME>20151120141140
ACCESSION NUMBER:		0001240679-15-000025
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20151118
FILED AS OF DATE:		20151120
DATE AS OF CHANGE:		20151120

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:			GESTAL KENNETH L
		CENTRAL INDEX KEY:			0001240677

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12648
		FILM NUMBER:		151246158
</SEC-HEADER>
<DOCUMENT>
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<SEQUENCE>1
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                <sharesOwnedFollowingTransaction>
                    <value>1634</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Patrick J. Kinney, Jr. as attorney-in-fact for Kenneth L. Gestal</signatureName>
        <signatureDate>2015-11-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
