Bradmoor Island is an island in Suisun Bay. It is part of Solano County, California, and not managed by any reclamation district. Its coordinates are 38°11′26″N 121°55′05″W / 38.19056°N 121.91806°W / 38.19056; -121.91806 (Bradmoor Island), and the United States Geological Survey measured its elevation as 52 ft (16 m) in 1981.