<SEC-DOCUMENT>0001104659-21-028325-index.html : 20210225
<SEC-HEADER>0001104659-21-028325.hdr.sgml : 20210225
<ACCEPTANCE-DATETIME>20210225171017
ACCESSION NUMBER:		0001104659-21-028325
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20210225
DATE AS OF CHANGE:		20210225
EFFECTIVENESS DATE:		20210225

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AVALONBAY COMMUNITIES INC
		CENTRAL INDEX KEY:			0000915912
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				770404318
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-253532
		FILM NUMBER:		21681560

	BUSINESS ADDRESS:	
		STREET 1:		4040 WILSON BOULEVARD
		STREET 2:		STE 1000
		CITY:			ARLINGTON
		STATE:			VA
		ZIP:			22203
		BUSINESS PHONE:		7033296300

	MAIL ADDRESS:	
		STREET 1:		4040 WILSON BOULEVARD
		STREET 2:		STE 1000
		CITY:			ARLINGTON
		STATE:			VA
		ZIP:			22203

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AVALON BAY COMMUNITIES INC
		DATE OF NAME CHANGE:	19980618

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BAY APARTMENT COMMUNITIES INC
		DATE OF NAME CHANGE:	19931208
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>tm217289-1_s3asr.htm
<DESCRIPTION>FORM S-3ASR
<TEXT>
Document 1 - file: tm217289-1_s3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.1
<SEQUENCE>2
<FILENAME>tm217289d2_ex1-1.htm
<DESCRIPTION>EXHIBIT 1.1
<TEXT>
Document 2 - file: tm217289d2_ex1-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>3
<FILENAME>tm217289d2_ex5-1.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 3 - file: tm217289d2_ex5-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-8.1
<SEQUENCE>4
<FILENAME>tm217289d2_ex8-1.htm
<DESCRIPTION>EXHIBIT 8.1
<TEXT>
Document 4 - file: tm217289d2_ex8-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>5
<FILENAME>tm217289d2_ex23-1.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 5 - file: tm217289d2_ex23-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-25.1
<SEQUENCE>6
<FILENAME>tm217289d2_ex25-1.htm
<DESCRIPTION>EXHIBIT 25.1
<TEXT>
Document 6 - file: tm217289d2_ex25-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-25.2
<SEQUENCE>7
<FILENAME>tm217289d2_ex25-2.htm
<DESCRIPTION>EXHIBIT 25.2
<TEXT>
Document 7 - file: tm217289d2_ex25-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>tm217289d2_ex5-1img006.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: tm217289d2_ex5-1img006.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>tm217289d2_ex8-1img002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: tm217289d2_ex8-1img002.jpg

</DOCUMENT>
</SEC-DOCUMENT>