What are the hours at Harmony Hall?

Mon: 6:00AM - 10:00PM; Tue: 6:00AM - 10:00PM; Wed: 6:00AM - 10:00PM; Thu: 6:00AM - 10:00PM; Fri: 6:00AM - 10:00PM; Sat: 6:00AM - 10:00PM; Sun: 6:00AM - 10:00PM (Harmony Hall Grounds)

Does Harmony Hall require a reservation?

No timed-entry or vehicle reservation is required to enter Harmony Hall. Individual tours, campgrounds, or backcountry permits may still need to be booked separately.

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Is Harmony Hall open right now?

Q: Is Harmony Hall open right now?

As of October 14, 2026, Harmony Hall is open. No active closures or hazards reported.

National Park Service site · MD

Open

Harmony Hall is open.

Why this statusNo active closures or hazards reported.

Last checked Wed, 14 Oct 2026 13:00:58 GMT

Official NPS page ↗ ← Back to the map

The 18th century Harmony Hall mansion is located on a 62.5-acre open pasture land estate along the Potomac River.

Type: National Park Service site
State: MD
Nearest town: Fort Washington

About Harmony Hall

The 18th century Harmony Hall mansion is located on a 62.5-acre open pasture land estate along the Potomac River. This estate was purchased by the National Park Service in 1966, to preserve southern Maryland cultural heritage. Surrounded by a rich landscape, it offers visitors many chances to connect with Colonial History. The park also home to the remains of the Want Water House and canal.

Read more on Wikipedia ↗ Text from Wikipedia, CC BY-SA.

Visitor info

Address10702 Livingston Road, Fort Washington, MD 20744

Phone(771) 208-1555

Websitewww.nps.gov/haha/index.htm ↗

Hours

Mon	6:00AM - 10:00PM
Tue	6:00AM - 10:00PM
Wed	6:00AM - 10:00PM
Thu	6:00AM - 10:00PM
Fri	6:00AM - 10:00PM
Sat	6:00AM - 10:00PM
Sun	6:00AM - 10:00PM

Harmony Hall Grounds

Getting thereFrom the Capital Beltway (I495/95) take Exit 3 to MD 210 South/Indian Head Highway, travel approximately 4 miles to Fort Washington Road, turn right. At the traffic light, Livingston Road, turn right. The Harmony Hall Regional Center will be on your left. That is where you will need to park. After parking, when…

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Parks near here

Fort Foote Park 2 mi
Fort Washington Park 3 mi
Oxon Cove Park & Oxon Hill Farm 4 mi
Piscataway Park 5 mi
Frederick Douglass National Historic Site 8 mi
National Capital Parks-East 8 mi

More in Maryland

All Maryland parks & beaches →

How we read this status

We derive Harmony Hall's status from the National Park Service's own alerts and operating hours, refreshed hourly — this is our reading, not an official determination. As of the last check: No active closures or hazards reported. Full method: how we check park status.