September ultramarathons in Utah, United States

Flat 2-mile loops on the Bonneville Salt Flats from sunset to sunrise, overnight relay or solo effort under starlit skies

Mountain course from East Mountain Wilderness Park to Soldier Hollow, approximately 24,000 feet of ascent through the Wasatch Mountains

Alpine trail route along Snowbasin ridgelines, aspen groves, and open mountain terrain with panoramic Great Salt Lake views and approachable elevation profile

Ogden mountain ultra beneath the Wasatch, almost entirely singletrack, with 22,000+ feet of climbing and sweeping Utah alpine views.

Rugged 60km course through red rock canyons and dirt trails, summit of White Pine Peak, 18-mile Spinal Tap descent, scenic cliff rims and vistas

High-elevation single-track trails between 7,000 and 9,000 feet, featuring 100-mile and 50-mile distances on rugged terrain.

275 km stage race from the Grand Canyon to the Pink Cliffs, crossing Utah and Arizona desert terrain, slot canyons, sand dunes, and rocky landscapes

Single-track trails through American Fork Canyon, dramatic mountain climbs, autumn scenery, 50 mile and 50K courses, frequent aid stations

100-mile point-to-point course through Wasatch-Cache National Forest and Bear River Range, finishing at Bear Lake amid autumn pine, aspen, and maple forests