| Kaskaskia River State Fish and Wildlife Area | |
| Iucn Category: | IV |
| Map: | Illinois#USA |
| Map Width: | 225 |
| Location: | St. Clair, Monroe, and Randolph Counties, Illinois, USA |
| Nearest City: | Baldwin, Illinois |
| Coordinates: | 38.2856°N -89.9089°W |
| Area: | 20000acres |
| Governing Body: | Illinois Department of Natural Resources |
Kaskaskia River State Fish and Wildlife Area is an Illinois state park on 20000acres in St. Clair, Monroe, and Randolph Counties, Illinois, United States. A focus of this conservation area is Baldwin Lake, a perched cooling pond managed by the Illinois Department of Natural Resources for fishing.