Decatur_Island
Decatur Island
Island of the San Juan Islands in northwest Washington, United States
Decatur Island is one of the San Juan Islands in Washington state, USA, located just east of Lopez Island across Lopez Sound and just south of Blakely Island across Thatcher Pass. Named by the Wilkes Expedition in 1841 for naval officer Stephen Decatur,[1] it is 3.524 square miles (9.127 km²) in area.