<SEC-DOCUMENT>0001127602-17-027181.txt : 20170908
<SEC-HEADER>0001127602-17-027181.hdr.sgml : 20170908
<ACCEPTANCE-DATETIME>20170908162427
ACCESSION NUMBER:		0001127602-17-027181
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170906
FILED AS OF DATE:		20170908
DATE AS OF CHANGE:		20170908

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STOCKERT DAVID P
		CENTRAL INDEX KEY:			0001233000

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12762
		FILM NUMBER:		171076847

	MAIL ADDRESS:	
		STREET 1:		4401 NORTHSIDE PARKWAY
		STREET 2:		SUITE 800
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30327-3057

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MID AMERICA APARTMENT COMMUNITIES INC
		CENTRAL INDEX KEY:			0000912595
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				621543819
		STATE OF INCORPORATION:			TN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		6584 POPLAR AVE
		STREET 2:		STE 340
		CITY:			MEMPHIS
		STATE:			TN
		ZIP:			38138
		BUSINESS PHONE:		9016826600

	MAIL ADDRESS:	
		STREET 1:		6584 POPLAR AVE
		STREET 2:		SUITE 340
		CITY:			MEMPHIS
		STATE:			TN
		ZIP:			38138
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-09-06</periodOfReport>

    <issuer>
        <issuerCik>0000912595</issuerCik>
        <issuerName>MID AMERICA APARTMENT COMMUNITIES INC</issuerName>
        <issuerTradingSymbol>MAA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001233000</rptOwnerCik>
            <rptOwnerName>STOCKERT DAVID P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6584 POPLAR AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MEMPHIS</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>38138</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-09-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6872</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>106.34</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>77180</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>54812</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Spouse</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This sale price represents the average sale price of the shares sold ranging from $106.33 to $106.36 per share.  Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting person will provide full information regarding the number of shares sold at each separate price within the range set forth in the Form 4.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Leslie Wolfgang</signatureName>
        <signatureDate>2017-09-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
