Oct
3-5
Fr - Su

Hell Creek 100

Website Registration

The Hell Creek 100 is an ultramarathon event held at Wilson State Park near Sylvan Grove, Kansas, featuring challenging courses on the Switchgrass Mountain Bike Trail. The event includes multiple distances: the Pure Hell 140 (140 miles), 100-mile, 100K, and 20-mile races. The course is rugged single-track with significant elevation gains, making it the most elevation-intensive 100-mile race in Kansas, with loops ranging from one to seven depending on the distance.

Aid stations are located at the start/finish and "Hell Hill," providing food, drinks, and vegan options. The race offers detailed runner tracking, professional photography, and unique swag including medals, buckles, and apparel. Pacers and crew support are allowed under specific rules. Visit the organization's website for the most recent information.

Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
140 mi
Pure Hell 140
100 mi
100 Miler
100 km
100k
20 mi
20 Miler

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