Trail Running Calendar South Dakota 2025-2026

Coon Hollow is an exciting running event taking place at the Coon Hollow Trailhead in Rockerville, SD, on April 26, 2025. The race features a challenging 10k course, which is actually closer to 12k (7.5 miles), incorporating gravel roads, technical dirt single track, and the historic flume trail. Pa..

The TutHell 50K is a unique running event taking place in Sioux Falls, SD, where participants tackle a challenging 0.31-mile loop up and down Tut Hill, completing it 100 times for a total elevation gain and loss of approximately 90 feet. Registration is based on an essay submission format, with sele..

The Skyline Trail Run is a 5k event set in the scenic trails surrounding Dinosaur Park in the Skyline Wilderness Area of Rapid City, South Dakota. Participants can enjoy a vibrant running experience amidst beautiful landscapes. After the race, food and drinks will be provided, along with raffle priz..

The Big Hill Trail Run is an annual running event taking place at the Big Hill Trailhead near Spearfish, South Dakota. Scheduled for May 18, 2025, participants can choose between a 5K and an 8-mile course. Registration fees are $25 for both distances, with free entry for participants aged 16 and und..

The XTERRA Deadwood Mickelson event, part of the XTERRA Trail Run World Series, will take place in Deadwood, South Dakota, featuring a variety of races including a 5K, half marathon, full marathon, and a kids' run. Set against the stunning backdrop of the Black Hills, participants will traverse scen..

The Black Hills 100 is an ultramarathon event held annually in Sturgis, South Dakota, featuring four race distances: 100 miles, 50 miles, 50 kilometers, and 30 kilometers. The race takes place on the scenic Centennial Trail, known for its challenging terrain and significant elevation changes, with t..

The Haven Half Marathon, 30k, and 10k will take place on July 26, 2025, in Hisega, SD, along the scenic Tomaha Trail. This event offers three race options: the challenging 30k covering 20.5 miles with significant elevation gain, the half marathon at 12.37 miles, and a 10k out-and-back course suitabl..

The 605 Trail Fest is an exciting running event scheduled for August 9, 2025, at Good Earth State Park in Sioux Falls, South Dakota. This festival features a variety of trail races, including an 8-mile race and a 4.5-mile race, catering to runners of different skill levels. Additionally, there is a..

The Lean Horse Ultra Marathon, held annually in August in Custer, South Dakota, features a variety of race distances including 100 miles, 50 miles, 30 miles, 20 miles, and a unique 30-mile Black Hills CrossFit Edition with options for singles and relay teams. Established in 2005, the event takes pla..

The Blood Run is an endurance running event taking place from August 29 to 31, 2025, in Lennox, SD. Participants can choose from various race durations, including 3, 6, 12, 24, and 36 hours, all set on a scenic 1.5-mile loop around an organic vegetable farm. The course features minimal elevation cha..

The Great Bear Trail Races, taking place in Sioux Falls, SD, features a variety of running events including a 6-mile race, a 3-mile race, and a free kids' race. The event is set in the scenic Great Bear Recreation Area, known for its diverse trails that combine gravel paths and wooded hills. In 2025..

The Newton Hills Trail Race, organized by the Sioux Falls Area Running Club, is a popular annual event held at Newton Hills State Park. Participants can choose between a 2-mile and a 6-mile race, catering to both beginners and experienced runners. The scenic trails offer a mix of elevation changes a..

The Trick or Treat Trail Run 10K is part of the annual Trick or Treat Run, taking place on October 25, 2025, in Sioux Falls, SD. This event features a 10K run, a 5K run/walk, and a Candy Dash for children aged 3-10. Participants can enjoy a festive atmosphere, including a costume contest with prizes..

The Glacier Hills Ultra 50K is an exciting trail running event taking place on November 1, 2025, at Newton Hills State Park near Canton, South Dakota. Participants can choose from three race distances: 20K, 30K, and 50K, with specific time cutoffs for each. The course features a 10K loop with approx..