Black Hills 100 - Sturgis, SD

The Black Hills 100 is an ultramarathon event held in Sturgis, South Dakota, featuring four race distances: 100 miles, 50 miles, 50K, and 30K. The challenging 100-mile course actually measures about 108 miles, running from Sturgis to Silver City and back along the Centennial Trail and Deerfield Trail, with mostly singletrack terrain and some ATV trails. The 50-mile race covers the return half of the 100-mile course, starting in Silver City. Shorter distances, 50K and 30K, offer accessible options for trail runners, with courses beginning near Dalton Lake and Elk Creek, respectively. The event includes multiple aid stations, drop bag support, and is held under permits from the US Forest Service and Bureau of Land Management, emphasizing trail stewardship. Visit the organization's website for the most recent information.