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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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<SEC-DOCUMENT>0001200737-03-000007.txt : 20031118
<SEC-HEADER>0001200737-03-000007.hdr.sgml : 20031118
<ACCEPTANCE-DATETIME>20031118131032
ACCESSION NUMBER:		0001200737-03-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031114
FILED AS OF DATE:		20031118

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ATWOOD CHARLES L
		CENTRAL INDEX KEY:			0001200737

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12252
		FILM NUMBER:		031010002

	BUSINESS ADDRESS:	
		STREET 1:		C/O HARRAHS ENTERTAINMENT INC
		STREET 2:		ONE HARRAHS COURT
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89119
		BUSINESS PHONE:		7024076269

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQUITY RESIDENTIAL
		CENTRAL INDEX KEY:			0000906107
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				363877868
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		EQUITY RESIDENTIAL
		STREET 2:		2 N RIVERSIDE PLAZA, STE 400
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3129281178

	MAIL ADDRESS:	
		STREET 1:		TWO N RIVERSIDE PLAZA
		STREET 2:		SUITE 450
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EQUITY RESIDENTIAL PROPERTIES TRUST
		DATE OF NAME CHANGE:	19930524
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001200737d20031118f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-11-14</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000906107</issuerCik><issuerName>EQUITY RESIDENTIAL</issuerName>        <issuerTradingSymbol>EQR</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001200737</rptOwnerCik><rptOwnerName>ATWOOD CHARLES L</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>HARRAH'S ENTERTAINMENT, INC.</rptOwnerStreet1><rptOwnerStreet2>ONE HARRAH'S COURT</rptOwnerStreet2><rptOwnerCity>LAS VEGAS</rptOwnerCity><rptOwnerState>NV</rptOwnerState><rptOwnerZipCode>89119-4312</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle></officerTitle><otherText></otherText></reportingOwnerRelationship></reportin
gOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Common Shares of Beneficial Interest</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>1179</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeTransaction><securityTitle><value>Common Shares of Beneficial Interest</value></securityTitle><transactionDate><value>2003-11-14</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>444</value></transactionShares><transactionPricePerShare><value>24.74</value></transactionPric
ePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>444</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>SERP Account</value></natureOfOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable><derivativeHolding><securityTitle><value>Non-Qualified Stock Option (right to buy)</value></securityTitle><conversionOrExercisePrice><value>26.24</value></conversionOrExercisePrice><exerciseDate><value>1988-08-08</value></exerciseDate><expirationDate><value>2013-07-01</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Shares of Beneficial Interest</value></underlyingSecurityTitle><underlyingSecurityShares><value>5427</value></underlyingSecurityShares></underlyingSecurity><postTran
sactionAmounts><sharesOwnedFollowingTransaction><value>5427</value><footnoteId id="F2"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Shares reported herein are owned by The Security Trust Company, as Trustee of the Equity Residential Supplemental Retirement Plan for the benefit of the reporting person and were acquired through Equity Residential's Employee Share Purchase Plan.</footnote><footnote id="F2">The options become exercisable in three equal installments on January 1, 2004, July 1, 2004 and July 1, 2005.</footnote></footnotes><ownerSignature><signatureName>Charles L. Atwood</signatureName><signatureDate>2003-11-18</signatureDate></ownerSignature></ownershipDocument>

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