Harmony Hall, located in Fort Washington, Maryland, is managed by the United States National Park Service as part of the National Capital Parks-East system. It has been a National Park Service site since 1966. Harmony Hall is a 2.5 story Georgian country house built of red brick during the eighteenth century. It is surrounded by 65 acres of land on Broad Creek, a Potomac River tributary.
Leash Laws: Most parks require dogs to be on a leash in some or all areas, however, some parks allow dogs off leash in certain locations, please consult the parks website before going off leash, Thank you!
(301) 763-4600
We do our best to keep all information current and accurate - If you see an error or think we have missed something please contact us directly.
Leave a Comment
Have you been here before? Leave a helpful tip to let others know the best spots
We do our best to keep all information current and accurate - If you see an error or think we have missed something please contact us directly.