Trail Running calendar near Rapid City 2026-2027

Trail races on June 6 and 7, 2026 between Rochford and Deadwood South Dakota, with options from a kids 1K to a full marathon and a five person relay. Entry fees and participant limits vary by race.

Trail ultramarathons around Sturgis, South Dakota on June 26 and 27, 2026 offer 100 mile, 50 mile, 50K and 30K options. Courses use the Centennial and Deerfield trails, include multiple aid stations, and provide bus transport to remote star..

Trail races near Hisega, SD offering a 30K, a 12.37-mile half marathon, and a 10K out and back from Hisega Lodge. Courses include notable elevation gain; registration fees vary and Black Hills Runners Club members receive discounts.

Lean Horse Ultra is a multi-distance trail running event on the George S. Mickelson Trail in the Black Hills, held July 31 to August 1, 2026, with 100 mile, relay, 50, 30, and 20 mile options and a CrossFit edition.

A backyard ultra at Big Hill Trailhead near Spearfish with hourly 4.167 mile loops, 375 ft per loop elevation, no cell service at the trailhead, free camping, and milestone awards up to 100 miles.