| Franklin Creek State Natural Area | |
|---|---|
 Franklin Creek State Park, October 2013 | |
  Map of the U.S. state of Illinois showing the location of Franklin Creek State Natural Area  Franklin Creek State Natural Area (the United States) | |
| Location | Lee County, Illinois, USA |
| Nearest city | Franklin Grove, Illinois |
| Coordinates | 41°50′59″N 89°20′09″W / 41.84972°N 89.33583°W |
| Area | 664 acres (269 ha) |
| Established | 1970 |
| Governing body | Illinois Department of Natural Resources |
Franklin Creek State Natural Area is an Illinois state park on 882 acres (357 ha) in Lee County, Illinois, United States. Franklin Creek State Natural Area was dedicated in 1982, making it the 24th nature preserve in Illinois.