UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):     June 15, 2005

LIBERTY PROPERTY TRUST

LIBERTY PROPERTY LIMITED PARTNERSHIP

(Exact name of registrant specified in its charter)

Maryland	1-13130	23-7768996
Pennsylvania	1-13132	23-2766549
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

500 Chesterfield Parkway
Malvern, PA	19355
(Address of principal executive offices)	(Zip Code)

Registrants’ telephone, including area code:     (610) 648-1700

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Section Act (17 CFR 230.425).

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12).

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240-14d-2(b)).

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240-13e-4(c)).

Item 5.02. Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers.

     On June 15, 2005, the Board of Trustees of Liberty Property Trust voted to increase the size of the Board of Trustees from nine members to ten. Also on that date, the Board elected Jose A. Mejia to fill the vacancy created by the increase in the size of the Board.

     Mr. Mejia has been appointed to serve on the Board’s Compensation Committee and Corporate Governance and Nominating Committee.

1

SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, each Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	LIBERTY PROPERTY TRUST
	By:	/s/ George J. Alburger, Jr.
		George J. Alburger, Jr. Executive Vice President and Chief Financial Officer
	LIBERTY PROPERTY
	LIMITED PARTNERSHIP
	By:	Liberty Property Trust, as its General Partner
	By:	/s/ George J. Alburger, Jr.
		George J. Alburger, Jr. Executive Vice President and Chief Financial Officer
Dated: June 20, 2005

2