| Grand Island | |
| Pushpin Map: | United States Sacramento Delta#USA California#USA |
| Coordinates: | 38.2356°N -121.5792°W |
| Location: | Northern California |
| Waterbody: | Sacramento-San Joaquin River Delta |
| Area Sqft: | or |
| Area Acre: | --> |
| Length Ft: | --> |
| Width Ft: | --> |
| Coastline Ft: | --> |
| Country: | United States |
| Country Admin Divisions Title: | State |
| Country Admin Divisions Title 1: | County |
| Country Admin Divisions 1: | Solano |
Grand Island (formerly referred to as Taylor Island or La Isla de los Quenensias) is an island lying between Sycamore Slough and the Sacramento River. A post office operated at Grand Island from 1854 to 1919. It is shown, labeled "Taylor Island", on an 1850 survey map of the San Francisco Bay area made by Cadwalader Ringgold and an 1854 map of the area by Henry Lange.
Grand Island is located in Sacramento County, California at 38.2356°N -121.5792°W, and managed by Reclamation District 3.