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Trail Running Calendar near Challis 2026-2027

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Explore the top trail run near Challis for 2026-2027! We've gathered 1 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

June 2027
Jun
19
Sa

River Of No Return Endurance Runs

Trail Run UTMB 20K/50K/100K 32 km 55 km 108 km
Trail events in Challis Idaho offering 108K, 55K and 32K courses with high mountain climbs, multiple aid stations and crew access for longer distances.
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