KNOW ALL BY THESE PRESENTS, that the undersigned hereby
constitutes and appoints each of Bruce C. Strohm, Jane
D. Matz and Michelle L. La Pelle, the undersigned?s
true and lawful attorney-in-fact to:
(1) execute for and on behalf of the undersigned, in the
undersigned?s capacity as an officer and/or trustee of Equity
Residential (the "Company"), Forms 3, 4 and 5 in accordance
with Section 16(a) of the Securities Exchange Act of 1934 and
the rules thereunder;
(2) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4 or 5 and timely file such form with
the United States Securities and Exchange Commission and any
stock exchange or similar authority; and
(3) take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such attorney-in-fact,
may be of benefit to, in the best interest of, or legally required
by, the undersigned, it being understood that the documents
executed by such attorney-in-fact on behalf of the undersigned
pursuant to this Power of Attorney shall be in such form and shall
contain such terms and conditions as such attorney-in-fact may
approve in such attorney-in-fact?s direction.

The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform any and every act and thing
whatsoever requisite, necessary, or proper to be done in the
exercise of any of the rights and powers herein granted, as fully
to all intents and purposes as the undersigned might or could do
if personally present, with full power of substitution or
revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact?s substitute or
substitutes, shall lawfully do or cause to be done by
virtue of this power of attorney and the rights and powers herein
granted.  The undersigned acknowledges that the foregoing attorneys-
in-fact, in serving in such capacity at the request of the
undersigned, are not assuming, nor is the Company assuming, any of
the undersigned?s responsibilities to comply with Section 16 of the
Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until
the undersigned is no longer required to file Forms 3, 4 and 5 with
respect to the undersigned?s holdings of and transactions in
securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing
attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 4th day of April, 2011.

/s/	BRADLEY A. KEYWELL