| Bolingbrook Park District |
| Braidwood Park District |
| Channahon Park District |
| Crete Park District |
| Crete Rural Park District |
| Fox Valley Park District |
| Frankfort Park District |
| Frankfort Square Park District |
| Godley Park District |
| Joliet Park District |
|
| Lemont Park District |
| Lockport Township Park District |
| Manhattan Park District |
| Mokena Community Park District |
| Naperville Park District |
| New Lenox Community Park District |
| Oswegoland Park District |
| Peotone Park District |
| Plainfield Township Park District |
| Tinley Park - Park District |
| Wilmington Island Park District |
|
| Woodridge Park District |