Archstone-Smith Press Release

Archstone-Smith Management to Present at Citigroup's
2007 Global Property CEO Conference

DENVER — February 27, 2007 — Archstone-Smith (NYSE:ASN) today announced that the company's presentation at Citigroup's 2007 Global Property CEO Conference will be held on Monday, March 5, 2007, at 2:35 p.m. EST.

For live access to the call:
- Conference call dial-in: Domestic: (913) 312-1273 Passcode: Archstone.

To hear a replay of the call:
- Conference call replay: Domestic: (719) 457-0820 or (888) 203-1112 Passcode: 9247900. The call replay will be available approximately 3 hours after the session ends and can be accessed for one month after the conference.

Archstone-Smith's presentation will be available for download from the Investors section of the company's website, www.ArchstoneSmith.com, on Monday, March 5, 2007.

Archstone-Smith (NYSE: ASN), an S&P 500 company, is a recognized leader in apartment investment and operations. With a current total market capitalization of $21.0 billion, the company's portfolio is concentrated in many of the most desirable neighborhoods in the Washington, D.C. metropolitan area, Southern Californiathe New York City metropolitan areathe San Francisco Bay AreaBoston and Seattle. The company continually upgrades the quality of its portfolio through the selective sale of assets, using proceeds to fund investments in assets with even better growth prospects. Through its two brands, Archstone and Charles E. Smith, Archstone-Smith strives to provide great apartments and great service to its customers – backed by unconditional service guarantees. As of December 31, 2006, the company owned or had an ownership position in 348 communities, representing 88,011 units, including units under construction.

Download a PDF of this release.

Archstone-Smith's archived press releases are available on its web site at www.ArchstoneSmith.com or may be obtained by calling (800) 982-9293.

In addition to historical information, this press release and quarterly supplemental information contain forward-looking statements and information under the federal securities law. These statements are based on current expectations, estimates and projections about the industry and markets in which Archstone-Smith operates, management's beliefs and assumptions made by management. While Archstone-Smith management believes the assumptions underlying its forward-looking statements and information are reasonable, such information is necessarily subject to uncertainties and may involve certain risks, many of which are difficult to predict and are beyond management's control. As such, these statements and information are not guarantees of future performance, and actual operating results may differ materially from what is expressed or forecasted in this press release and supplemental information. In addition, the historical performance described herein is not a guarantee of future performance, which may differ materially from past results. See "Risk Factors" in Archstone-Smith's 2005 Annual Report on Form 10-K for factors which could affect Archstone-Smith's future financial performance.