Wyoming Range 100-Mile Endurance Run
Middle Piney Lake, United States • 7-9 Aug 2026
Wyoming Range 100-Mile Endurance Run
The Wyoming Range 100 is a point to point ultramarathon held August 7-9, 2026, between Middle Piney Lake and Box Y Ranch in Bridger-Teton National Forest. The published race distance is 105.7 miles.
The course records about 24,000 feet of elevation gain and reaches a maximum elevation of 11,378 feet. The route runs north along the Wyoming Range for roughly 80 miles before turning west into the Salt River Range.
The event uses 11 aid stations including the finish, with stations spaced at about 10 mile intervals. The official cutoff is 48 hours; recent average finishing time is 41:15:30 and the reported finishing rate is 75.6 percent. The race serves as a Hardrock qualifier and is not a Western States qualifier.
Organizers publish an event manual that may be updated based on post-winter trail conditions. A GPX course file and an interactive CalTopo map are provided for navigation. The race operates under a special use permit from the United States Forest Service and lists Friends of Bridger-Teton as a stewardship partner. Visit the organization's website for the most recent information.