| Yellowstone River | |
| Source1 Location: | Southern Iowa County |
| Source1 Coordinates: | 46.474°N -92.0319°W |
| Mouth Location: | East Branch Pecatonica River |
| Mouth Coordinates: | 42.8675°N -90.071°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | Location |
| Subdivision Name2: | Iowa and Lafayette counties, Wisconsin |
| Length: | 42km (26miles) |
| Source1 Elevation: | 794feet |
| Discharge1 Location: | mouth |
| Discharge1 Avg: | 55.53cuft/s (estimate)[1] |
| Custom Label: | GNIS ID |
| Custom Data: | 1577097 |
The Yellowstone River is a 42km (26miles)[2] river in Iowa and Lafayette counties in the U.S. state of Wisconsin. The river's source is in rural Iowa County east of Mineral Point, and its mouth is at the East Branch Pecatonica River northwest of Argyle.[3]
The river is dammed at Yellowstone Lake, a popular fishing area which is protected as Yellowstone Lake State Park. An additional of its watershed is part of the Yellowstone Wildlife Area.[4]