| Pushpin Map: | Wisconsin#USA |
| Spider Island | |
| Location: | Door County, Wisconsin |
| Coordinates: | 45.2094°N -86.9759°W |
| Area Acre: | 23 |
| Elevation Ft: | 587 |
| Country: | United States |
| Country Admin Divisions Title: | State |
| Country Admin Divisions: | Wisconsin |
| Country1 Admin Divisions Title: | County |
| Country1 Admin Divisions: | Door County |
| Country2 Admin Divisions Title: | Town |
| Country2 Admin Divisions: | Liberty Grove |
Spider Island is an uninhabited island in Lake Michigan. It is located in Ellison Bay, in the town of Liberty Grove, Wisconsin.[1] [2] The Gravel Island National Wildlife Refuge is made up of Spider Island, and nearby Gravel Island.[3] At 23acres it is the larger of the two islands.