Sundance to Spearfish Marathon
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Event
The Sundance to Spearfish Marathon is scheduled for September 13, 2026, in Spearfish, South Dakota. The event is a marathon distance event held on a point-to-point route that descends into Spearfish.
Course and certification
The route is almost entirely downhill except for a climb from mile 2.00 to 2.56 that gains 169 ft. The first 12 miles run from Cement Ridge to Savoy on improved gravel roads through mountain meadows, valleys and canyons and drop about 1,606 ft. At mile 9.35 the course passes the winter film site for "Dances with Wolves." The remaining 14 miles are on hardtop and follow Spearfish Canyon Highway (Route 14A, a National Scenic Byway) into Spearfish, dropping another 1,364 ft. The course is USATF certified and qualifies for Boston; it is listed as counting for either Wyoming or South Dakota.
Registration
Registration shows a marathon entry with availability noted and a listed price of $141.77 for the specified registration window. Visit the organization's website for the most recent information.
