<SEC-DOCUMENT>0001140361-13-024099.txt : 20130605
<SEC-HEADER>0001140361-13-024099.hdr.sgml : 20130605
<ACCEPTANCE-DATETIME>20130605123908
ACCESSION NUMBER:		0001140361-13-024099
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130429
FILED AS OF DATE:		20130605
DATE AS OF CHANGE:		20130605

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NATIONAL RESEARCH CORP
		CENTRAL INDEX KEY:			0000070487
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
		IRS NUMBER:				470634000
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1245 Q STREET
		CITY:			LINCOLN
		STATE:			NE
		ZIP:			68508
		BUSINESS PHONE:		4024752525

	MAIL ADDRESS:	
		STREET 1:		1245 Q STREET
		CITY:			LINCOLN
		STATE:			NE
		ZIP:			68508

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hays Michael D.
		CENTRAL INDEX KEY:			0001053133

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35929
		FILM NUMBER:		13893612

	MAIL ADDRESS:	
		STREET 1:		C/O NATIONAL RESEARCH CORPORATION
		STREET 2:		1245 Q STREET
		CITY:			LINCOLN
		STATE:			NE
		ZIP:			68508

	FORMER NAME:	
		FORMER CONFORMED NAME:	HAYS MICHAEL
		DATE OF NAME CHANGE:	19980115
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4/A
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2013-04-29</periodOfReport>

    <dateOfOriginalSubmission>2013-05-01</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000070487</issuerCik>
        <issuerName>NATIONAL RESEARCH CORP</issuerName>
        <issuerTradingSymbol>NRCI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001053133</rptOwnerCik>
            <rptOwnerName>Hays Michael D.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NATIONAL RESEARCH CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>1245 &quot;Q&quot; STREET</rptOwnerStreet2>
            <rptOwnerCity>LINCOLN</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68508</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3614100</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The Form 4 filed May 1, 2013 reporting the sale of shares was filed in error. The reporting person did not sell 624 shares on April 29, 2013. As of April 29, 2013, the reporting person held 3,614,100 shares directly.</footnote>
        <footnote id="F2">Does not include 125,000 shares currently held in a certain GRAT agreement, all or a portion of which will be returned to Mr. Hays over the next two years.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Russell E. Ryba, Attorney-In-Fact for Michael D. Hays</signatureName>
        <signatureDate>2013-06-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
