| Madison Meadow Park | Lombard | 60148 | 19 |
| Longwood Centre Park | Lake Villa | 60046 | 9 |
| Longview Park | Rock Island | 61201 | 18 |
| Lombard Common Park | Lombard | 60148 | 10 |
| Lohmann Park | Urbana | 61802 | 9 |
| Lippold Park | Crystal Lake | 60012 | 18 |
| Lions Park | Harvard | 60033 | 9 |
| Lincoln Park - South | Springfield | 62702 | 18 |
| Lincoln Park - North | Springfield | 62702 | 18 |
| Limestone Community High School | Bartonville | 61607 | 9 |
| Lewis University DGC | Romeoville | 60446 | 9 |
| LeRoy Disc Golf Course | LeRoy | 61752 | 9 |
| Leo Leathers Park | Mundelein | 60060 | 9 |
| Lake Land College DGC | Mattoon | 61938 | 9 |
| Lake in the Hills DGC | Lake in the Hills | 60156 | 9 |
| Lake Eureka DGC | Eureka | 61530 | 18 |
| Kress Creek Park DGC | West Chicago | 60185 | 18 |
| Krape Park | Freeport | 61032 | 18 |
| Knoch Knolls Park | Naperville | 60540 | 9 |
| Kiwanis/Rotary Park | Olney | 62450 | 18 |
| Kiwanis Park Disc Golf Course | Galesburg | 61401 | 18 |
| Kickapoo State Park | Oakwood | 61858 | 9 |
| Kelly Park | Morrison | 61270 | 9 |
| Keller/Shepard Park | Deerfield | 60015 | 9 |
| Katherine Legge Memorial Park | Hinsdale | 60521 | 18 |
| Karel Park | Eldorado | 62390 | 10 |
| Kaneland High School DGC | Maple Park | 60151 | 9 |
| Johnsons Park DGC | Lacon | 61540 | 9 |
| Jericho Lake | Aurora | 60506 | 18 |
| Indian Oaks | Marengo | 60152 | 18 |
| Indian Boundary South Park | Frankfort | 60423 | 9 |
| Illinois Valley Community College DGC | Oglesby | 61348 | 9 |
| Illinois Institute of Tech DGC | Chicago | 60616 | 9 |
| Illinois Central College DGC | East Peoria | 61571 | 18 |
| Horner Park | Lebanon | 62254 | 18 |
| Hopedale Park Disc Golf | Hopedale | 61747 | 9 |
| Highland Community College | Freeport | 61032 | 18 |
| Highland (Pilcher) Park | Joliet | 60432 | 18 |
| Hanna Beardsley Middle School | Crystal Lake | 60014 | 9 |
| Hamilton | Hamilton | 62341 | 9 |
