Trail Running calendar near Newcastle 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 Caveman Fun Run is an exciting running event taking place on May 10, 2025, at the Flying V Trails near Newcastle, WY. Participants can choose from three challenging distances: 5K, 10K, and 20K, which feature a mix of single-track trails and double-track roads. Registration is open until May 7, w..

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 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..