Mansion on O Street, The
2020 O Street Northwest
Washington, DC 20036
202-496-2000
One of the most unique and intimate environments in the world awaits you at this small luxurious hotel that has numerous features including a private club, an internationally recognized conference center and a museum, two grand ballrooms, 12 separate dining areas, 21 conference rooms, 16 fireplaces, and 21 secret doors. There are 22 deluxe guest suites available, all individually decorated with fine art, antiques, and furnishings purchased from around the world.