Blackhawk Island, Wisconsin
| Blackhawk Island, Wisconsin | |
|---|---|
| Unincorporated community | |
  Blackhawk Island, Wisconsin | |
| Coordinates: 42°53′54″N 88°53′32″W / 42.89833°N 88.89222°WCoordinates: 42°53′54″N 88°53′32″W / 42.89833°N 88.89222°W | |
| Country | United States |
| State | Wisconsin |
| County | Jefferson |
| Elevation | 781 ft (238 m) |
| Time zone | Central (CST) (UTC-6) |
| • Summer (DST) | CDT (UTC-5) |
| Area code(s) | 920 |
| GNIS feature ID | 1561899[1] |
Blackhawk Island is an unincorporated community located in the town of Koshkonong, Jefferson County, Wisconsin, United States.[1]
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