# Ultra Races in Illinois (2026)

> 21 upcoming Ultra races across Illinois.

- **Page:** https://runthis.run/races/illinois/ultra

## Races

- **[The Next Loop Endurance Series | Deer Grove East](https://runthis.run/event/rs-208720-the-next-loop-endurance-series-deer-grove-east)** — Fri, Aug 7, 2026 · 7:00 PM CDT · Palatine, IL · 31.1 mi
- **[Tour De Cure: Chicagoland](https://runthis.run/event/rs-211486-tour-de-cure-chicagoland)** — Sat, Aug 8, 2026 · 7:00 PM CDT · St. Charles, IL · 68.0 mi / 30.0 mi / 10.0 mi
- **[Shawnee Hills Trail Races](https://runthis.run/event/rs-135183-shawnee-hills-trail-races)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Ozark, IL · 100.0 mi / 62.1 mi / 31.1 mi / Marathon
- **[Comlara 12 Hour Sunrise-Sunset, 6 Hour, 3 Hour and Hour of Power Trail Run](https://runthis.run/event/rs-181761-comlara-12-hour-sunrise-sunset-6-hour-3-hour-and-hour-of-pow)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Hudson, IL · 51.0 mi / 25.5 mi / 12.7 mi / 4.3 mi
- **[KMC Sage City Classic](https://runthis.run/event/rs-199669-kmc-sage-city-classic)** — Fri, Aug 21, 2026 · 7:00 PM CDT · Monticello, IL · 63.0 mi / 33.0 mi
- **[Mud Sweat and Gears MTB Race](https://runthis.run/event/rs-187556-mud-sweat-and-gears-mtb-race)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Hudson, IL · 7.0 mi / 15.0 mi / 31.0 mi / 1 mile
- **[The Next Loop 40M/50M Challenge | Half Day Forest Preserve](https://runthis.run/event/rs-208768-the-next-loop-40m-50m-challenge-half-day-forest-preserve)** — Fri, Aug 28, 2026 · 7:00 PM CDT · Vernon Hills, IL · 50.0 mi
- **[Hope Echoes on the River Charity Bike Ride](https://runthis.run/event/rs-207443-hope-echoes-on-the-river-charity-bike-ride)** — Sat, Aug 29, 2026 · 7:00 PM CDT · Geneva, IL · 10.0 mi / 35.0 mi / 60.0 mi
- **[Warrior Crucible](https://runthis.run/event/rs-174019-warrior-crucible)** — Thu, Sep 3, 2026 · 7:00 PM CDT · Loves Park, IL · 30.0 mi / 5K
- **[The Ultimate SUCK](https://runthis.run/event/rs-2147-the-ultimate-suck)** — Thu, Sep 3, 2026 · 7:00 PM CDT · Cuba, IL · 50.0 mi / 25.0 mi / 10.0 mi
- **[Hobo Trail Runs 10k-25k-50k](https://runthis.run/event/rs-4030-hobo-trail-runs-10k-25k-50k)** — Thu, Sep 10, 2026 · 7:00 PM CDT · Rockford, IL · 52.8 mi / 37.3 mi / 10K / 15.5 mi / 31.1 mi
- **[HMFA’s Tour de Heartland Fundraiser](https://runthis.run/event/rs-164470-hmfa-s-tour-de-heartland-fundraiser)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Greenview, IL · 12.0 mi / 17.0 mi / 45.0 mi
- **[CHICAGO TRAIL RUNNING FESTIVAL](https://runthis.run/event/rs-209657-chicago-trail-running-festival)** — Fri, Sep 11, 2026 · 7:00 PM CDT · Beecher, IL · 3.0 mi / 6.0 mi / 12.0 mi / 18.0 mi / 31.0 mi
- **[Capital City Century](https://runthis.run/event/rs-85540-capital-city-century)** — Fri, Sep 18, 2026 · 7:00 PM CDT · Sherman, IL · 100.0 mi / 66.0 mi / 40.0 mi / 20.0 mi
- **[Richmond Rampage](https://runthis.run/event/rs-204796-richmond-rampage)** — Sat, Sep 19, 2026 · 7:00 PM CDT · Richmond, IL · 50.0 mi / 31.0 mi
- **[Sweet Ride | Bike • Run • Walk](https://runthis.run/event/rs-109507-sweet-ride-bike-run-walk)** — Fri, Oct 2, 2026 · 7:00 PM CDT · Willow Springs, IL · 5K / 24.9 mi / 40.4 mi
- **[Site M: Redacted](https://runthis.run/event/rs-167595-site-m-redacted)** — Fri, Oct 2, 2026 · 7:00 PM CDT · Chandlerville, IL · 50.0 mi / 30.0 mi
- **[Valor 111 challenge](https://runthis.run/event/rs-210286-valor-111-challenge)** — Sat, Oct 31, 2026 · 7:00 PM CDT · Rock Falls, IL · 111.0 mi
- **[The Forge Trail Run Festival](https://runthis.run/event/rs-146720-the-forge-trail-run-festival)** — Fri, Nov 13, 2026 · 6:00 PM CST · Lemont, IL · 10K / Marathon / 18.6 mi / 37.2 mi
- **[Duy's Test Race! (there is no finish line run forever)](https://runthis.run/event/rs-193147-duys-test-race-there-is-no-finish-line-run-forever)** — Thu, Apr 29, 2027 · 7:00 PM CDT · Chicago, IL · 100.0 mi
- **[White Squirrel Roubaix](https://runthis.run/event/rs-201580-white-squirrel-roubaix)** — Fri, May 14, 2027 · 7:00 PM CDT · Olney, IL · 62.0 mi / 31.0 mi / 12.4 mi

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Source: [https://runthis.run/races/illinois/ultra](https://runthis.run/races/illinois/ultra) — data from Run This (runthis.run).