55 M Street

Washington, D.C.

Market: Washington, D.C.

Type: Office

Role: Development Partner

Status: Completed in 2009; Sold in 2013

Transit-oriented office building developed in the District of Columbia’s emerging Capitol Riverfront neighborhood, one block north of Nationals Park.

Property Size

  • 279,000 square feet of office space
  • 14,000 square feet of retail space

Local Population Density

  • 8,400 people/square mile


  • Invested in the development project through a venture with Monument Realty, the property’s developer.
  • Nine-story office building developed directly above the Navy Yard Metro underground-rail station at Half Street SE and M Street SE, one block north of the Nationals Park baseball stadium and less than a mile southeast of the U.S. Capitol.
  • Nationals Park opened in 2008 and has become the focal point of a large-scale redevelopment effort aimed at transforming the long-underdeveloped Capitol Waterfront into a vibrant neighborhood with a diverse mix of commercial, entertainment and residential uses.


  • Certified as a LEED-Gold building under the U.S. Green Building Council’s Leadership in Energy and Environmental Design (LEED) rating system.

Awards & Honors

  • Named Best Urban Office over 150,000 Square Feet by the Maryland/DC chapter of the National Association of Industrial and Office Properties as part of the group’s Ninth Annual Awards for Excellence competition.


Walk Score:  87     |    Transit Score:  72     |     Bike Score:  91

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