-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KK/whnASSsR5lAWIK13U++Uv3pDi0mMnoTNJWDscdf4fGfR1OL+tCoL9Wv19065o
 REPRleT9tyth2XeRND3tng==

<SEC-DOCUMENT>0001225208-08-014021.txt : 20080826
<SEC-HEADER>0001225208-08-014021.hdr.sgml : 20080826
<ACCEPTANCE-DATETIME>20080826111601
ACCESSION NUMBER:		0001225208-08-014021
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080825
FILED AS OF DATE:		20080826
DATE AS OF CHANGE:		20080826

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			COPELAND JAMES E JR
		CENTRAL INDEX KEY:			0001256476

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06605
		FILM NUMBER:		081038274

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		770-989-3300

	MAIL ADDRESS:	
		STREET 1:		2500 WINDY RIDGE PARKWAY
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30339

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQUIFAX INC
		CENTRAL INDEX KEY:			0000033185
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-CONSUMER CREDIT REPORTING, COLLECTION AGENCIES [7320]
		IRS NUMBER:				580401110
		STATE OF INCORPORATION:			GA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1550 PEACHTREE ST NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30302
		BUSINESS PHONE:		4048858000

	MAIL ADDRESS:	
		STREET 1:		1550 PEACHTREE ST NW
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30309

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RETAIL CREDIT CO
		DATE OF NAME CHANGE:	19760222
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-08-25</periodOfReport>

    <issuer>
        <issuerCik>0000033185</issuerCik>
        <issuerName>EQUIFAX INC</issuerName>
        <issuerTradingSymbol>EFX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001256476</rptOwnerCik>
            <rptOwnerName>COPELAND JAMES E JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1550 PEACHTREE STREET, N.W.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30309</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-08-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.74</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>36148</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The shares were purchased at prices ranging from $34.69 to $34.78.  Upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares purchased or sold at each separate price will be provided.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Kathryn J. Harris as Attorney-in-Fact</signatureName>
        <signatureDate>2008-08-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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