Trail Running calendar near Sundance 2025-2026

The Skyline Trail Run is a 5K trail race held in the Skyline Wilderness Area of Rapid City, South Dakota, near the iconic Dinosaur Park. The course starts at the Stonewall trailhead on Skyline Drive and offers runners scenic views of natural features such as spring pasque flowers. The event fosters..

The Caveman Fun Run is a trail running event held near Newcastle, Wyoming, on the scenic Flying V Trails. Participants can choose from three distances: 5K, 10K, and 20K, each featuring a mix of single-track trails, double-track skid roads, and fire access roads. The course offers a challenging and e..

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 is a trail running event held in Deadwood, South Dakota, part of the XTERRA Trail Run World Series. Set in the scenic Black Hills, the course features diverse terrain including abandoned mining towns, railroad trestles, mountains, monolithic rock formations, and creeks,..

The BearLodge 10K is a scenic trail race held at the Bear Lodge Trail near Reuter Campground in Sundance, Wyoming. Set against the picturesque Bear Lodge Mountains, the challenging 10K course features lush forest paths and rolling elevation changes, offering breathtaking views and a true test of end..

The Rattler 5 Miler is a scenic 5-mile trail race held in Rapid City, South Dakota, at Black Hills Running Co., located at 1130 West Omaha Street. Set on the picturesque M Hill, the course features winding paths and steady climbs, offering a challenging and enjoyable experience for trail runners. Th..

The Black Hills 100 is an annual ultramarathon held in Sturgis, South Dakota, featuring four race distances: 100 miles, 50 miles, 50 kilometers, and 30 kilometers. The race takes place on the challenging Centennial Trail and Deerfield Trail, with significant elevation changes and rugged terrain, inc..

The Haven Half Marathon, 30k & 10k is a scenic running event held on the Tomaha Trail in Hisega, South Dakota. Scheduled for July 26, 2025, it offers three race distances: a challenging 30k (20.5 miles) with 2,700 feet of elevation gain, a half marathon covering 12.37 miles with 1,948 feet of elevat..

The Lean Horse Ultra Marathon is an annual running event held in August in the Black Hills of South Dakota, centered around the scenic George S. Mickelson Trail. Established in 2005, it offers multiple race distances including 100 miles, 50 miles, 30 miles, and 20 miles, along with a 100-mile relay..