Summer ultramarathons in Wyoming, United States

High-elevation 50k traversing Grand Targhee's renowned trails and ridgelines, with sweeping mountain views

Rugged mountain trails in the Laramie Range with a 2,800-foot climb to Laramie Peak’s 10,200-foot summit and alpine views

JHMR singletrack with steep ascents, technical ridge sections, summit rock scramble, double climbs, alpine vistas, and varied mountain trails

Backyard Ultra format on scenic Casper Mountain Trails, endurance challenge with last runner standing rules and accessible spectator viewing

Challenging 31k and 50k point-to-point routes through the Wyoming Wilderness, starting at Canyon View Park or Cottonwood Lake, with rugged terrain

Rugged Wyoming Range trail with 24,000 feet of climbing, grizzly country, high elevation, extended aid gaps, and unpredictable mountain conditions

Overnight time-based event on Casper Mountain’s forested summit trails, featuring solo and relay options with flexible pacing and lap format.

Mountain trail circuit featuring technical climbs, rocky singletrack, wildflower meadows, steep Fairfield Ridge ascents, and panoramic Wind River views.

Rugged out-and-back course in the Bighorn Mountains, reaching 10,000 feet with wildflower fields, stunning vistas, and tough mountain trails