Prince William County Court House
Dumfries - 1760–1822. Forty yards southerly of this spot stood the third court house of Prince William County. The brick in this monument came from the foundation of this old court house, and was donated present owners of said court house lot.
Marker is at the intersection of South Fairfax Street and Duke Street, on the right when traveling east on South Fairfax Street.
Courtesy hmdb.org