Trail Running calendar near Challis 2025-2026

We have found 5 Trailruns within 80 miles of Challis. See below where and when you can find the races.

The River of No Return Endurance Runs is a challenging ultramarathon event held in Challis, Idaho, featuring distances of 32K, 55K, and 108K. Participants traverse rugged terrain, including mountain climbs over 9,000 feet, scenic ATV trails, dirt roads, and single-track trails, offering stunning vie..

July 2025

The Beaverhead Endurance Runs feature two challenging races: a 100K and a 55K, taking place in Salmon, Idaho. These point-to-point races primarily traverse the Continental Divide National Scenic Trail, showcasing stunning landscapes that separate Idaho's Lemhi River Valley from Montana's Big Hole Va..

UTMB Index

The Standhope 100 is Idaho’s highest trail race, offering a challenging 100-mile endurance run around the Pioneer Mountain Range. Scheduled for July 25-27, 2025, the race features a single-loop course with significant elevation gains, technical terrain, and high-altitude views. Participants can expe..

The Standhope Ultra Trail is a challenging and scenic ultramarathon held in the Pioneer Mountains near Ketchum, Idaho, from July 25 to 27, 2025. The event features multiple race distances, including a 100-mile run, a 60K, and a 30K, with the latter taking place over the last half of the 60K course...

October 2025

"Legends Never Die" is an exhilarating running event featuring a Half Marathon and a 55K Ultra Marathon, set against the stunning backdrop of Sun Valley, Idaho. Participants will navigate challenging single-track trails with significant elevation gains, reaching high points of 7,600 feet for the Hal..