LIMITED POWER OF ATTORNEY FOR
SECTION 16 REPORTING OBLIGATIONS

POWER OF ATTORNEY

The undersigned hereby constitutes and appoints James J. Bowes, Mary Beth
Morrissey and William Gribbin his/her true and lawful attorneys-in-fact to:

(1)	execute for and on behalf of the undersigned, in the undersigned's capacity
as an officer and/or trustee of Liberty Property Trust (the "Company"), Forms 3,
4 or 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934,
as amended, 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 the execution of any such Form 3, 4,
or 5 and the timely filing of such form with the United States Securities and
Exchange Commission and any other authority; and

(3)	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of either 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 either 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 his/her discretion.

The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform every act and thing whatsoever requisite, necessary
and proper to be done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as such attorney-in-fact 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 his/her
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 attorney-in-fact, in serving in such
capacity at the request of the undersigned, is not assuming any of the
undersigned's responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934, as amended.

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 in writing.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney on the
16th day of February, 2010.



/s/Stephen D. Steinour
Signature



Stephen D. Steinour
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