-----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,
 Dt0eh0RPlh6dr/DpRa3wO91DY0RuGX0qgx/A9xByRl8xpBv+AtJbu/KP3b832eZx
 mVtx/WkgS1KUbHuJNr1MBQ==

<SEC-DOCUMENT>0001457838-09-000001.txt : 20090309
<SEC-HEADER>0001457838-09-000001.hdr.sgml : 20090309
<ACCEPTANCE-DATETIME>20090309172220
ACCESSION NUMBER:		0001457838-09-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090304
FILED AS OF DATE:		20090309
DATE AS OF CHANGE:		20090309

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			AMORIELL DAVID
		CENTRAL INDEX KEY:			0001457838

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12665
		FILM NUMBER:		09667053

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		214.841.6111

	MAIL ADDRESS:	
		STREET 1:		12410 MILESTONE CENTER DRIVE
		CITY:			GERMANTOWN
		STATE:			MD
		ZIP:			20876

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AFFILIATED COMPUTER SERVICES INC
		CENTRAL INDEX KEY:			0000002135
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				510310342
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2828 N HASKELL AVE
		STREET 2:		PO BOX 219002
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75204
		BUSINESS PHONE:		2148416111

	MAIL ADDRESS:	
		STREET 1:		2828 N HASKELL
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75204

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ACS INVESTORS INC
		DATE OF NAME CHANGE:	19940603

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AFFILIATED COMPUTER SYSTEMS INC
		DATE OF NAME CHANGE:	19721130
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2009-03-04</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000002135</issuerCik>
        <issuerName>AFFILIATED COMPUTER SERVICES INC</issuerName>
        <issuerTradingSymbol>ACS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001457838</rptOwnerCik>
            <rptOwnerName>AMORIELL DAVID</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>12410 MILESTONE CENTER DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GERMANTOWN</rptOwnerCity>
            <rptOwnerState>MD</rptOwnerState>
            <rptOwnerZipCode>20876</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>45.38</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2019-02-04</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>100000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These options vest and become exercisable as follows: on the third anniversary date of the grant, 60% of such options will vest and become exercisable; and on each of the fourth and fifth anniversary dates of the grant, 20% of such options will vest and become exercisable. The date of grant is 10 years prior to the stated expiration date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>David Amoriell</signatureName>
        <signatureDate>2009-03-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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