a lake with rocks in the water and mountains in the background

The Canyons Endurance Runs by UTMB 100 Miles

100 miles·Auburn, California
ultra100 mile100k50kmountaintechnicaltrailqualifierpoint to point

Photo by Ivana Sluneckova on Unsplash

Distance100 miles
DateApr 24, 2026

About This Race

The 100-mile distance represents the ultimate test on these historic Sierra Nevada foothill trails, demanding runners navigate the full spectrum of technical terrain, elevation changes, and weather conditions that can shift dramatically over the 30-hour time limit. This distance attracts seasoned ultrarunners seeking to prove themselves on Western States-caliber terrain, requiring not just physical endurance but strategic pacing and mental resilience to handle the psychological challenge of covering such distance through California's demanding gold rush country. Runners must master fueling, gear management, and night running while tackling the same unforgiving climbs and descents that have humbled countless Western States hopefuls.

Practical Info

Nearest Airport

SMF - Sacramento International Airport

Accommodation

Auburn offers various lodging options as the historic "Endurance Capital of the World," with experience hosting major endurance events.

Best For

experienced trail runnersultra runnersmountain runners

Notable Features

The race traverses the most rugged and difficult section of the Western States Trail, featuring historic river crossings, wooden bridges, and gold rush-era settlements. As a Western States Golden Ticket race and UTMB World Series qualifier, it attracts competitive runners seeking entry to prestigious ultra events while offering an authentic Sierra Nevada mountain experience.