Hell Creek Half & 50K

The Hell Creek Half & 50K is a running event taking place in Sylvan Grove, Kansas, on August 23, 2025. Participants can choose between a half marathon and a 50K race, both set on the scenic Switchgrass Mountain Bike Trail at Wilson State Park. The course features rugged, runnable single-track trails with beautiful views and varying elevation gains—approximately 1,300 feet for the half marathon and 3,000 feet for the 50K.

Aid stations will be available, and all runners will receive race swag, including dri-fit shirts and medals. The event also offers opportunities for training and participation in the Ultraverse Kansas Slam series. Visit the organization's website for the most recent information.