Goat Rattler 100

Goat Rattler 100 is an ultramarathon in North Ogden, Utah, starting at McGriff Park. The 101-mile course features about 22,500 feet of elevation gain and is 97% single-track, offering dramatic Wasatch Mountain views. The event includes live GPS tracking, premium nutrition at aid stations, and free camping at Cutler Flats through Sunday, plus schwag bags and a belt buckle for finishers.

There’s a 36-hour cutoff. The course profile is available on the official site and emphasizes a demanding route for experienced ultrarunners. In 2025, a “group run” format was planned with proceeds donated to local high school XC programs if applicable. Visit the organization's website for the most recent information.