Trail Running Calendar South Dakota 2026-2027

We have found 10 Trailruns in South Dakota. Check below where and when you can find the races.

The TutHell 50K is a unique 50 km challenge run entirely on a 0.31-mile loop up and down Tut Hill. Entry is by essay selection, with pledges supporting charity. The event emphasizes community, with all runners staying until the final finish..

June 2026

Event Overview The XTERRA Deadwood Mickelson is a trail running event taking place in Deadwood, South Dakota. It is part of the XTERRA Trail Run World Series. The event schedule spans two days, with races starting from the Deadwood Mickelso..

The Black Hills 100 offers four scenic trail races on the Centennial Trail system near Sturgis, South Dakota. Choose from a 100-mile, 50-mile, 50K, or 30K distance, all finishing at City Park. The event provides bus transport to start lines..

July 2026

Experience a 10k loop course with 1200 feet of elevation gain per lap at Great Bear Ski Valley. Choose from 20k, 30k, or 50k distances at this Sioux Falls trail event.

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.

September 2026

Experience the Big Sioux Rec Trail Race featuring 2 mile and 5 mile distances plus a kids race. This event is part of the Sioux Falls Area Running Club Trail Series with points awarded across multiple age divisions.

October 2026

Experience a historic trail event held since 2002 at Newton Hills. Choose between the 2 mile or 6 mile distances and compete for points in the regional trail series championship.

November 2026

Event Details The Glacier Hills Ultra takes place on November 7, 2026 at Newton Hills State Park near Canton, South Dakota. The event offers three trail race distances: 20 km, 30 km, and 50 km. The Course The race is run on a 10 km loop thr..