- Boating/Launch Facilities
It is part of Piscataway Park operated by the National Park Service. Marshall Hall is located near Bryan's Road in Charles County, Maryland, next to the Potomac River.
Directions: From Route 210 (Indian Head Highway) south make a right turn onto Marshall Hall Road (Route 227) and follow to the end.
Body of Water: Potomac River
Number of Ramps: 2
Operated By: Department of Public Facilities
Parking Spaces: 21
Days/Hours of Operation: Dawn to Dusk