Browns Island (California)

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Browns Island
LocationSuisun Bay
Area595 acres (241 ha)
Highest elevation0[1] m (0 ft)
United States
U.S. stateCalifornia
CountyContra Costa County

Browns Island is a regional preserve of the East Bay Regional Park District (EBRPD) in Pittsburg, Contra Costa County, California, United States. It is an island in Suisun Bay, part of the Sacramento-San Joaquin River Delta, [a] separated from Pittsburg by New York Slough. The 595-acre (241 ha)[3] island is separated from Winter Island to the east by Middle Slough, and bounded by New York Slough on the south and Suisun Bay on the west and northwest. The East Bay Regional Park District has published a guide to the wild plants that grow on this island.[4]

The island is home to six rare and endangered plant species, and a variety of aquatic birds. There are no facilities on the island. Access is restricted. Call EB Parks at (510) 544-3095 for more information.[2]


  1. ^ Browns Island is at the confluence of these two rivers.[2]

See also[edit]


  1. ^ "Browns Island". Geographic Names Information System. United States Geological Survey.
  2. ^ a b "Browns Island." East Bay Regional Parks. Accessed September 5, 2018.
  3. ^ "Browns Island". East Bay Regional Parks District. Retrieved 2016-10-12.
  4. ^ "Brown's Island Wildflowers." East Bay Regional Park System. February 23, 2007. Accessed September 5, 2018.

External links[edit]

Coordinates: 38°02′20″N 121°51′53″W / 38.03881°N 121.86468°W / 38.03881; -121.86468