Sharpshin Island

Sharpshin Island is an island on the Potomac River in Montgomery County, Maryland, near Algonkian Regional Park. It is 5.3 acre in area, but is very narrow, measuring only 50 ft across at its broadest point. Because of its plentiful shoreline, it provides habitat for waterfowl, molluscs, crustaceans, amphibians, and reptiles. A land patent for the island for "Harry D. Johnson et. al" in 1903.