The Mansion on O Street

everything is possible. dare to be different.


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We are located at 2020 O Street, N.W., Washington, D.C. —
in the middle of 20th & 21st Streets.

public transportation
Conveniently located less than a block from embassy row and the Dupont Circle Metro Red Line — South Exit — we recommend you go green and use public transportation when you visit.

  • Take the Metro Red Line to Dupont Circle.
  • Take the Dupont Circle/South exit.
  • At the top of the escalator turn right and carefully cross 19th Street, NW.
  • Walk between the two buildings in front of you and then carefully cross New Hampshire Avenue, NW.
  • Walk left and you'll see signage for 20th & O Streets, NW.
  • Carefully cross 20th Street and come on down O Street to 2020 on your left. Welcome!
if you require the use of an elevator:
  • Take the Metro Red Line to Dupont Circle.
  • Take the north - q st exit
  • When you get to street level turn left towards 20th street
  • Turn left on 20th street
  • Turn Right on O street...we are half a block down on the left

Please visit the links below, put in the address you are coming from, and print out directions to take with you when you visit. Our staff and volunteers use public transportation and will be unable to assist you by phone if you get lost.

Valet parking is available for $20/car for an event and $30 overnight (plus applicable taxes). Please indicate on your form if you plan to use our valet services when you visit.

On-street parking near O Street Museum FoundationThe Mansion on O Street is limited. The closest public parking facility is 3 blocks away. We strongly recommend public transportation — or that you use our valet services.


”Everything you can imagine is real” — H. H. Leonards Spero

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events: 202.496.2020 hotel: 202.496.2000 museum: 202.496.2070 PIR: 202.496.2024 the mansion: 2020 O St. NW, Washington, DC, 20036