Little Hastings Tract is a mostly submerged island in the Sacramento–San Joaquin River Delta. It is in Solano County, California. Its coordinates are 38°15′02″N 121°41′32″W / 38.25056°N 121.69222°W / 38.25056; -121.69222 (Little Hastings Tract), and the United States Geological Survey gave its elevation as 0 ft (0 m) in 1981. It appears, above water, on a 1978 USGS map.