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| Lighthouse |
| Metro and City Park |
| National Forest |
| National Historic Landmark |
| National Historic Site |
| National Historical Park |
| National Memorial |
| National Park |
| National Recreation Area |
| National Seashore |
| National Wildlife Area |
| National Wildlife Refuge |
| State Fish Hatchery |
| State Fishery Area |
| State Forest |
| State Historic Site |
| State Memorial |
| State Natural Area |
| State Nature Preserve |
| State Nursery |
| State Park |
| State Preserve |
| State Recreation Area |
| State Reserve |
| State Wildlife Area |
| State Wildlife Management Area |
| State Wildlife Refuge |
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| Franklin Creek State Park | State Park | 17.4 | Franklin Grove | Illinois |
| Hennepin Canal Parkway State Park | State Park | 20.2 | Sheffield | Illinois |
| Donnelley/DePue State Park | State Park | 23.8 | DePue | Illinois |
| Castle Rock State Park | State Park | 24.1 | Oregon | Illinois |
| Lake Depue State Fish and Wildlife Area | State Wildlife Area | 24.2 | Princeton | Illinois |
| Mautino State Fish and Wildlife Area | State Wildlife Area | 24.2 | Buda | Illinois |
| White Pines Forest State Park | State Park | 24.9 | Mount Morris | Illinois |
| Miller Anderson Woods State Nature Preserve | State Nature Preserve | 27.6 | Tiskilwa | Illinois |
| Morrison Rockwood State Park | State Park | 27.8 | Morrison | Illinois |
| Lowden State Park | State Park | 29.1 | Oregon | Illinois |