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The Lower Potomac

The Potomac Estuary

Mount Vernon to Anacostia River

Mall Area

Georgetown to Great Falls

Potomac Piedmont

Upper Potomac

The North Branch

Boat Ramps

Monitoring Sites

Bridges and Ferries

Cruises and Charters

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Washington County

Maryland County

County seat is Hagerstown. The county was named after George Washington. Principal towns are Hagerstown, Boonsboro, Hancock, and Williamsport. More than 100 miles of Potomac River shoreline are in Washington County. In addition to the Chesapeake and Ohio Canal, which protects the riverside from development, Washington County has a number of state and county parks and other recreational facilities near the Potomac. The county is bounded by the Pennsylvania state line to the north, Frederick County to the east, the Potomac to the south, and Allegany County (Sideling Hill Creek) to the west.

Suggested Links

Contact Information
Washington County Government
100 W. Washington St.
Hagerstown MD 21740
240-313-2210
Website