Mace’s Hideout 100
Beulah Valley, United States • 6 Jun 2026
Mace’s Hideout 50/100
Mace’s Hideout 50/100 is an ultramarathon event near Beulah, Colorado, held in the Wet Mountains. Distances offered include:
- Mace’s Hideout 50
- 101 miles (100 Miler)
The race fields are limited; registration is limited to 75 spots per distance and registration closes May 23. No refunds are offered. Rollovers may be considered if an entrant volunteers at one of the races for the weekend.
The course crosses distinct east and west slopes of the Wet Mountains. The east side features firs, spruce, lodgepole pine, moss, and alpine meadows with aspen. As the route descends to the Wet Mountain Valley, vegetation changes to pinyon pine, juniper, ponderosa, yucca, cactus, and sagebrush. Participants will experience changes in climate and vegetation as elevation changes.
Course statistics include a distance of 101 miles, a high point of 11,659 ft, a low point of 6,608 ft, an average elevation of 9,058 ft, and total elevation gain of about 22,500 ft. The cut off time for the 101 mile distance is 36 hours. Visit the organization's website for the most recent information.