The Shelbyville State Fish and Wildlife Area is a state park and wildlife area in Bethany, Illinois. It is located along the West Okaw and Kaskaskia Rivers.

Also known as the Lake Shelbyville Fish and Wildlife Management Area, the Shelbyville State Fish and Wildlife Area features Lake Shelbyville, a US Army Corps of Engineers facility that was built as a part of a flood control project on the Kaskaskia Basin. It offers a wide range of recreational opportunities like fishing, hiking, and nature study. Visitors can also enjoy hunting on most of the park?s general area except within 100 yards of residences and other posted sections. Trapping is also allowed by special permit.

Covering about six thousand acres of mixed natural habitats, the Shelbyville State Fish and Wildlife Area is also pet-friendly, although, they need to be kept on leashes at all times.