Illinois Race Calendar — Ultra/Trail Events
(As of Saturday, March 21, 2026) Print Version
For event listing corrections, please contact us.
For event listing corrections, please contact us.| Date | Event | Location |
| Sat., 5/2/26 7:00 AM | OUTLAST Chicago 6 Hour Challenge (30K) Ultra/Trail  Register | Deer Grove East Palatine, IL |
| Sat., 5/30/26 8:00 AM | Warrior Rush 5K – 10K – Half Marathon (Chicagoland) Half Marathon Ultra/Trail, 10K Ultra/Trail, 5K Ultra/Trail Register | Danada Forest Preserve Wheaton, IL |
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