-----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,
 Gnak4skeiqjTOzD6e2C2HXD4luk2HAxVKWOxNeylGYwUfFtsEaX9ZqGLrouW+L6G
 rdOndpGt4PQeyi+fPeAW9A==

<SEC-DOCUMENT>0001189674-11-000022.txt : 20110202
<SEC-HEADER>0001189674-11-000022.hdr.sgml : 20110202
<ACCEPTANCE-DATETIME>20110202191033
ACCESSION NUMBER:		0001189674-11-000022
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110131
FILED AS OF DATE:		20110202
DATE AS OF CHANGE:		20110202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CORTEZ MILES
		CENTRAL INDEX KEY:			0001229388

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13232
		FILM NUMBER:		11568072

	MAIL ADDRESS:	
		STREET 1:		4582 SOUTH ULSTER STREET PARKWAY
		STREET 2:		SUITE 1100
		CITY:			DENVER
		STATE:			CO
		ZIP:			80237

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			APARTMENT INVESTMENT & MANAGEMENT CO
		CENTRAL INDEX KEY:			0000922864
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				841259577
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4582 S ULSTER ST PARKWAY
		CITY:			DENVER
		STATE:			CO
		ZIP:			80237
		BUSINESS PHONE:		3037578101

	MAIL ADDRESS:	
		STREET 1:		4582 S ULSTER ST PARKWAY
		CITY:			DENVER
		STATE:			CO
		ZIP:			80237
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-01-31</periodOfReport>

    <issuer>
        <issuerCik>0000922864</issuerCik>
        <issuerName>APARTMENT INVESTMENT &amp; MANAGEMENT CO</issuerName>
        <issuerTradingSymbol>AIV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001229388</rptOwnerCik>
            <rptOwnerName>CORTEZ MILES</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4582 S. ULSTER STREET PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1100</rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80237</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-01-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>13086</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>127617</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-02-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>337</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>25.5028</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>127280</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The shares vest 25% on each anniversary of the grant date of January 31, 2011, beginning with the first anniversary.</footnote>
        <footnote id="F2">Stock Award approved by Compensation and Human Resources Committee; price column not applicable.</footnote>
        <footnote id="F3">In addition to these 127,280 shares held directly by the reporting person, the reporting person holds indirectly 59,991 shares as follows:  924 shares are held in an IRA belonging to the reporting person; 83 shares are held in an IRA belonging to the reporting person's wife; and 58,984 shares are held by the reporting person's wife.</footnote>
    </footnotes>

    <remarks>The sales reported on this Form 4 were made pursuant to the reporting person's 10b5-1 trading plan established December 2010, to satisfy tax obligations associated with the vesting of shares of restricted stock.</remarks>

    <ownerSignature>
        <signatureName>Miles Cortez</signatureName>
        <signatureDate>2011-02-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----