Walnut Grove, Illinois | |
|---|---|
| Coordinates: 41°10′36″N89°21′39″W / 41.17667°N 89.36083°W | |
| Country | United States |
| State | Illinois |
| County | Putnam |
| Elevation | 456 ft (139 m) |
| Time zone | UTC-6 (Central (CST)) |
| • Summer (DST) | UTC-5 (CDT) |
| Area code | 309 |
| GNIS feature ID | 1719783 [1] |
Walnut Grove is an unincorporated community in Putnam County, Illinois, United States, located on the western shore of Senachwine Lake.