100 KM Ultra Running Events in Illinois
Upcoming Events
| Date | Event | City | Distances |
|---|---|---|---|
| 07/17/26 | Cry Me a River! | Chillicothe | 50 KM , 100 KM , 100 Miles |
| 08/22/26 | Shawnee Hills 100 | Ozark | 50 KM , 100 KM , 100 Miles |
| 09/05/26 | Temptation 200 Ultras | Forest City | 50 KM , 100 KM , 150 KM , 200 KM |
| 09/26/26 | Hindsight Ultra Trail Runs | Dixon | 50 KM , 100 KM , 100 Miles |
| 10/17/26 | Shake Your Trail Feather Trail Run | Charleston | 50 KM , 100 KM |
| 11/14/26 | Tunnel Hill 100 | Vienna | 50 Miles , 50 Miles , 100 KM , 100 Miles |
Past Events
| Date | Event | City | Distances |
|---|---|---|---|
| 10/23/21 | Outer Belt Ultras | Chicago | 50 KM , 50 Miles , 100 KM , 100 Miles , 210 Miles |
| 08/28/21 | IM not Crazy 100k | Morris | 100 KM |
| 09/15/18 | Evergreen Lake Ultras | Hudson | 50 KM , 34 Miles , 51 Miles , 100 KM |
| 10/12/86 | AMJA 100 Km Ultramarathon | Chicago | 50 Miles , 100 KM |