Boston Properties to Release Third Quarter 2006 Financial Results on October 24, 2006

September 27, 2006

BOSTON, Sept. 27 /PRNewswire-FirstCall/ -- Boston Properties, Inc. (NYSE: BXP), a real estate investment trust, announced today that it will release financial results for the Third Quarter 2006 on Tuesday, October 24, 2006 after the close of the day's trading on the New York Stock Exchange. The Company will host a conference call and audio web cast, both open to the general public, at 10:00 A.M. Eastern Time on Wednesday, October 25, 2006 to discuss the financial results of the Third Quarter and provide a Company update.

The conference call can be accessed by dialing 800-240-4186 (Domestic) or 303-275-2170 (International); no passcode is required. The replay will be available through November 1, 2006 by dialing 800-405-2236 (Domestic) or 303-590-3000 (International) / passcode 11072412. The Company will audio webcast the call which may be accessed through http://www.fulldisclosure.com for individual investors or through the password-protected event management site, http://www.streetevents.com, for institutional investors. A link to the audio webcast will be available on the Company's own website at http://www.bostonproperties.com in the Investor Relations section and a replay of the webcast will be archived in the same section under the heading Events & Webcasts. The call will also be available as a podcast on http://www.REITcafe.com and on the Company's website shortly after the call.

Boston Properties is a fully integrated, self-administered and self-managed real estate investment trust that develops, redevelops, acquires, manages, operates and owns a diverse portfolio of Class-A office properties that also includes two hotels. The Company is one of the largest owners and developers of Class-A office properties in the United States, concentrated in five select markets -- Boston, Midtown Manhattan, Washington, D.C., San Francisco, and Princeton, N.J.

Visit the Company's web site at http://www.bostonproperties.com.

CONTACT:
Kathleen DiChiara
Investor Relations
Boston Properties, Inc.
+1-617-236-3300

Marilynn Meek
General Info
Financial Relations Board for Boston Properties, Inc.
+1-212-827-3773