Silva Island (also De Silva Island)[2][3] is an island in San Francisco Bay, formerly completely separated from the mainland but now mostly connected. It is in Marin County, California. Its coordinates are 37°53′15″N 122°30′54″W / 37.88750°N 122.51500°W / 37.88750; -122.51500 (Silva Island)[1], and the United States Geological Survey gives its elevation as 79 ft (24 m).[1]

Silva Island
An photo of an island.
Silva Island in March 2023, as seen looking north along U.S. Route 101.
Silva Island is located in San Francisco Bay Area
Silva Island
Silva Island
Silva Island is located in California
Silva Island
Silva Island
Silva Island is located in the United States
Silva Island
Silva Island
Geography
LocationNorthern California
Coordinates37°53′15″N 122°30′54″W / 37.88750°N 122.51500°W / 37.88750; -122.51500 (Silva Island)[1]
Adjacent toSan Francisco Bay
Highest elevation79 ft (24.1 m)[1]
Administration
United States
State California
CountyMarin

References

edit
  1. ^ a b c d U.S. Geological Survey Geographic Names Information System: Silva Island
  2. ^ "Vignette > Silva Island – Mill Valley Historical Society".
  3. ^ "Marin commission rejects tighter regulations on seaplane business". August 28, 2017.