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Obstacle races 2025 - 2026: x-hour race in the United States
12 events
Toughest Mudder Chicago
Rockford, United States
23 Aug, 2025 (Sat)
Obstacle race
720 km
The Ultimate SUCK
Cuba, United States
29 Aug, 2025 (Fri)
Obstacle race
240 km, 720 km, 2160 km
Obstacle Wonderland's Boogie Weekend 5k 10k - NY
Wallkill, United States
13 Apr, 2024 (Sat)
Obstacle race
180 km, 360 km +4 more
KC Timber Challenge - Wild Women Timber Challenge
Zip KC, United States
02 Jun, 2024 (Sun)
Obstacle race
300 km
Viking Obstacle Race /Northeast Ultra Cup Series Finale
Greenville, United States
27 Jul, 2024 (Sat)
Obstacle race
480 km +1 more
Beasts OCR: TrailMix
Montesano, United States
10 Aug, 2024 (Sat)
Obstacle race
600 km
This event also offers:Trail running
World's Toughest Mudder - FL
Bartow, United States
09 Nov, 2024 (Sat)
Obstacle race
1440 km
Newbsanity Night Ops Challenge + Ultra
Binghamton, United States
11 Jan, 2025 (Sat)
Obstacle race
240 km +1 more
Mythic Race
Sikeston, United States
12 Apr, 2025 (Sat)
Obstacle race
300 km +1 more
Obstacle Wonderland Spicy Spring **Multi-Lap** OCR Race
Wallkill, United States
12 Apr, 2025 (Sat)
Obstacle race
360 km +1 more
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