North Fork 50 Mile

The North Fork 50 Mile/50K is an ultramarathon set in the scenic Colorado mountains near Denver, taking place on May 31, 2025. This event features a challenging course that is entirely on soft surfaces, primarily singletrack trails, with some double track sections. Runners will experience diverse landscapes, including areas affected by a 1996 fire and beautiful ponderosa pine forests.

A portion of the proceeds supports the North Fork Volunteer Fire Department. The race is part of the Bear Chase Race Series, promoting a community-focused atmosphere and offering a post-race celebration with food and awards for top finishers. Visit the organization's website for the most recent information.