South Dakota
South Dakota Trail Running Calendar 2026-2027
Explore the best trail runs in South Dakota for 2026-2027! Our updated list features 8 exciting trail runs across the region. Find your next trail run in South Dakota below and join the trail community at these great events!
November 2026
Trail ultras at Newton Hills State Park offering 20K, 30K and 50K on a 10K loop with steep climbs, loop aid station, required state park pass, and a multiyear Betty award challenge.
A scenic 5K trail run and walk at Clay County Park in Vermillion with Missouri River and prairie views; a portion of proceeds supports the park.
Open Race in Rapid City on 11/07/2026 offers a 6k women's race and an 8k men's race on Hart Ranch 2k loops over grass and dirt.
May 2027
A 50K at Tuthill Park where runners complete a 0.31 mile loop 100 times with about 90 feet of climb per loop. Entry is by essay and all donations go to charities chosen by the winners.
June 2027
Weekend races on the Mickelson Trail in Deadwood SD including a 26.2 mile marathon, half marathon, relay, 5K with bus transport, and a kids 1K on June 5 to 6 2027.
Late June ultramarathon on the Centennial Trail near Sturgis offering 100 Mile, 50 Mile, 50 Kilometer and 30 Kilometer courses over rugged single-track terrain.
July 2027
Ultramarathon races on the Mickelson Trail in Custer, South Dakota, offered in distances from 20 to 100 miles with relay and CrossFit options.
September 2027
A multi-distance march and marathon through the Black Hills of South Dakota honoring veterans, with in-person and virtual 26.2-mile options and proceeds to local veterans groups.