Logo

Rocky Mountain Slam

Logan, United States • 27 Sep 2025

The Rocky Mountain Slam is a challenging ultramarathon series held in the Mountain West region, centered around Logan, Utah. It requires participants to complete at least four 100-mile races, with the Bear 100 being mandatory. Other optional races include the Scout Mountain 100, Bighorn 100, Hardrock 100, Leadville 100, Wasatch Front 100, Ouray 100, and Wyoming Range 100. The series celebrates the rugged terrain and high-altitude courses of the Rocky Mountains, offering runners a grueling but rewarding experience. The Slam emphasizes endurance and mountain running culture, with a flexible format to accommodate race lotteries and ensure broader participation. Visit the organization's website for the most recent information.

United States Utah Logan

Race information

Website Registration
100 mi
100 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

White Pine 50 Backcountry Run

Garden - 25 mi from Logan

The White Pine 50 Backcountry Run is a challenging 50-mile loop trail race held in Upper Logan Canyon, Northern Utah, starting and finishing at Beaver Mountain Ski Area near Garden City. The course follows parts of the renowned Bear 100 route, offering scenic backcountry terrain and an adventurous e..

Bear 100 Endurance Run

Logan

The Bear 100 Endurance Run is a challenging 100-mile point-to-point ultramarathon held annually in late September, traversing the scenic Wasatch-Cache National Forest and Bear River Range from Logan, Utah, to Bear Lake on the Utah-Idaho border. The course features 22,816 feet of elevation gain, with..

UTMB Index