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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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 l7YH0IepXEpWpAwWiL5rJA==

<SEC-DOCUMENT>0001140361-09-011833.txt : 20090512
<SEC-HEADER>0001140361-09-011833.hdr.sgml : 20090512
<ACCEPTANCE-DATETIME>20090512110717
ACCESSION NUMBER:		0001140361-09-011833
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090331
FILED AS OF DATE:		20090512
DATE AS OF CHANGE:		20090512

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			O'Sullivan Colleen M
		CENTRAL INDEX KEY:			0001423332

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23245
		FILM NUMBER:		09817560

	MAIL ADDRESS:	
		STREET 1:		CAREER EDUCATION CORPORATION
		STREET 2:		2895 GREENSPOINT PARKWAY, SUITE 600
		CITY:			HOFFMAN ESTATES
		STATE:			IL
		ZIP:			60169

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAREER EDUCATION CORP
		CENTRAL INDEX KEY:			0001046568
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EDUCATIONAL SERVICES [8200]
		IRS NUMBER:				363932190
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2895 GREENSPOINT
		STREET 2:		SUITE 600
		CITY:			HOFFMAN ESTATES
		STATE:			IL
		ZIP:			60169
		BUSINESS PHONE:		8477813600

	MAIL ADDRESS:	
		STREET 1:		2895 GREENSPOINT PARKWAY
		STREET 2:		SUITE 600
		CITY:			HOFFMAN ESTATES
		STATE:			IL
		ZIP:			60169
</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>2009-03-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001046568</issuerCik>
        <issuerName>CAREER EDUCATION CORP</issuerName>
        <issuerTradingSymbol>CECO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001423332</rptOwnerCik>
            <rptOwnerName>O'Sullivan Colleen M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>CAREER EDUCATION CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>2895 GREENSPOINT PARKWAY, SUITE 600</rptOwnerStreet2>
            <rptOwnerCity>HOFFMAN ESTATES</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60169</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior VP</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-03-31</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>162.6156</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.37</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13378.6156</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Acquired under the Company?s Employee Stock Purchase Plan, a Section 423 plan exempt from 16(b) of the Securities and Exchange Act of 1934 pursuant to Rule 16b-3(c) of the Act.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Colleen M. O'Sullivan</signatureName>
        <signatureDate>2009-05-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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