Heathsville is an unincorporated community in and the county seat of Northumberland County, Virginia, United States. Major attractions include Chesapeake Bay charter fishing aboard the "HERITAGE" through Fisher's Bay Charters Capt David L Fisher , Northumberland County Historical Society Heathsville and Northern Neck Heritage Tours. Among the biggest companies in Heathsville are Wicomico Marine Construction, and Little River Seafood. The biggest schools here are Lancaster High School and Ridge Elementary School. One of the best places to visit when you are in Heathsville is Northern Neck Farm Museum.