Harmony Hall

Protected park · MD, USA

Harmony Hall in MD, USA. Operated by National Park Service.

Usual hours

From 56 published days, 2026-10-19 to 2026-12-13; community-mapped.

Entrance / day-use fee applies.

This park's official page lists: Store / concessions.

This park's official page lists: Visitor center.

Getting there: From 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 facing Livingston Road, go to your left and the park entrance is the next driveway.
Weather & when to go: Summers are generally hot and humid, with daytime highs frequently above 90 degrees Fahrenheit and scattered afternoon thunderstorms. Winters are generally cold, with nighttime lows frequently near freezing and occasional snowfall. Weather during spring and fall is generally moderate, but can change quickly..