| Koshkonong, Wisconsin | |
|---|---|
| Unincorporated community | |
| Coordinates: 42°50′46″N 88°55′09″W / 42.84611°N 88.91917°WCoordinates: 42°50′46″N 88°55′09″W / 42.84611°N 88.91917°W | |
| Country | United States |
| State | Wisconsin |
| Counties | Jefferson and Rock |
| Elevation | 823 ft (251 m) |
| Time zone | Central (CST) (UTC-6) |
| • Summer (DST) | CDT (UTC-5) |
| Area code(s) | 920 |
| GNIS feature ID | 1567627 |
Koshkonong is an unincorporated community located in the towns of Koshkonong, Jefferson County and Milton, Rock County, Wisconsin, United States.
A post office called Koshkonong operated between 1839 and 1935. The community took its name from nearby Lake Koshkonong.