| Horseshoe Island | |
| Local Name: | --> |
| Nickname: | --> |
| Pushpin Map: | Wisconsin#USA |
| Coordinates: | 45.1789°N -87.2092°W |
| Location: | Lake Michigan, Door County, Wisconsin |
| Area Sqft: | or |
| Area Acre: | --> |
| Length Ft: | --> |
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| Elevation Ft: | 607 |
| Country: | United States |
| Country Admin Divisions Title: | State |
| Country Admin Divisions: | Wisconsin |
| Country Admin Divisions Title 1: | County |
| Country Admin Divisions 1: | Door |
| Country Admin Divisions Title 2: | Town |
| Country Admin Divisions 2: | Gibraltar |
| Country Area Sqft: | or |
| Country Area Acre: | --> |
| Country 1 Area Sqft: | or |
| Country 1 Area Acre: | --> |
Horseshoe Island is an island in Green Bay in Door County, Wisconsin. The island is located offshore from Peninsula State Park and is part of the state park.[1] [2] The French explorer Jean Nicolet reportedly landed on the island.[3] The island is part of the Town of Gibraltar, and lies offshore from the village of Ephraim, Wisconsin.