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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 FMXXn6Cyc5FhSmPbiZbCmsDRqne4QBgoEQ/5wQ+SgY3qqUgWKJ5iPT6W7HYr2XRq
 JHIcaTyyQm9VKnmbzCqPCQ==

<SEC-DOCUMENT>0001140361-11-000391.txt : 20110104
<SEC-HEADER>0001140361-11-000391.hdr.sgml : 20110104
<ACCEPTANCE-DATETIME>20110104110736
ACCESSION NUMBER:		0001140361-11-000391
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110101
FILED AS OF DATE:		20110104
DATE AS OF CHANGE:		20110104

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WEBER VIN
		CENTRAL INDEX KEY:			0001022726

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13144
		FILM NUMBER:		11503799

	MAIL ADDRESS:	
		STREET 1:		CLARK & WEINSTOCK INC
		STREET 2:		601 13TH STREET, NORTHWEST
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20005

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ITT EDUCATIONAL SERVICES INC
		CENTRAL INDEX KEY:			0000922475
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EDUCATIONAL SERVICES [8200]
		IRS NUMBER:				362061311
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		13000 NORTH MERIDIAN
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032-1404
		BUSINESS PHONE:		317 706 9200

	MAIL ADDRESS:	
		STREET 1:		13000 NORTH MERIDIAN STREET
		STREET 2:		-
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032-1404
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-01-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000922475</issuerCik>
        <issuerName>ITT EDUCATIONAL SERVICES INC</issuerName>
        <issuerTradingSymbol>ESI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001022726</rptOwnerCik>
            <rptOwnerName>WEBER VIN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>CLARK &amp; WEINSTOCK INC</rptOwnerStreet1>
            <rptOwnerStreet2>701 8TH STREET, NW</rptOwnerStreet2>
            <rptOwnerCity>WASHINGTON</rptOwnerCity>
            <rptOwnerState>DC</rptOwnerState>
            <rptOwnerZipCode>20005</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-01-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>942</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>63.69</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21038</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares of common stock not yet issued but credited to the reporting person's deferred share account under the ESI Non-Employee Directors Deferred Compensation Plan. The shares of common stock will be paid to the reporting person upon the termination of the reporting person's service as an outside director for any reason, including retirement or death.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Christine G. Long, Attorney-In-Fact for Vin Weber</signatureName>
        <signatureDate>2011-01-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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