St. Clement's Island
United States, Maryland
St. Clement's Island
LocationUnited States, Maryland
RegionMaryland
TypeState Park
Coordinates38.2144°, -76.7463°
Established1962
Area0.24
Nearest CityColtons Point (1 mi)
Major CityWashington DC (60 mi)
About St. Clement's Island
A 60-acre island in the Potomac River marking the March 23, 1634 landing of Maryland's first colonists. Site of the first Roman Catholic Mass in the British-American colonies, accessible by boat with nature trails and historical markers.