Eucalyptus Island
USGS aerial imagery of Eucalyptus Island, with Widdows Island to its northwest and Kings Island to its southeast. | |
| Geography | |
|---|---|
| Location | Northern California |
| Coordinates | 37°51′35″N 121°34′15″W / 37.85972°N 121.57083°W |
| Adjacent to | Sacramento–San Joaquin River Delta |
| Highest elevation | 3 ft (0.9 m) |
| Administration | |
United States | |
| State | California |
| County | Contra Costa |
Eucalyptus Island is a small island in the Sacramento–San Joaquin River Delta. It is part of Contra Costa County, California. Its coordinates are 37°51′35″N 121°34′15″W / 37.85972°N 121.57083°W, and the United States Geological Survey measured its elevation as 3 ft (0.91 m) in 1981. It appears on a 1978 USGS map of the area.