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, starting and ending at Sturgis City Park, and follows the Centennial Trail with a mix of singletrack, old logging roads, and ATV trails. The 50-mile race covers the back half of the 100-mile course from Silver City to Sturgis. Shorter distances, 50K and 30K, offer trail running opportunities with multiple aid stations and drop bag options. The event showcases scenic trails managed by the US Forest Service and Bureau of Land Management, emphasizing trail stewardship and a rugged, natural atmosphere. Visit the organization's website for the most recent information.