In 65 days · Sun, Sep 13, 2026
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When
Sunday, September 13th, 2026
Where
Spearfish, Spearfish SD
Distance
Marathon
About this race
Race Overview
The Sundance to Spearfish Marathon will take place on September 13, 2026, in Spearfish, SD. For more information, visit the official race page.
Course Description
- Terrain: The course is almost entirely downhill with one challenging hill from mile 2.00 to 2.56 miles, featuring a 169 ft gain.
- First 12 Miles: These miles from Cement Ridge to Savoy are on runnable improved gravel roads, showcasing scenic mountain meadows, valleys, and canyons while dropping 1,606 ft.
- Landmark: Runners will pass the winter film site for “Dances with Wolves” at mile 9.35!
- Final Stretch: The remaining 14 miles are on hardtop, descending along Spearfish Canyon Hwy (Rt 14A, a National Scenic Byway) to Spearfish, dropping another 1,364 ft.
Certification
- USATF Certified: This fast course is one of only two USATF Certified Courses in Wyoming, making it a Boston Qualifying Course.
- State Count: The marathon counts towards either Wyoming or South Dakota qualifying, giving participants a choice.
Course map
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