The Blue 2 Blue Challenge

The Blue 2 Blue Challenge is a demanding 50K trail race in New Haven, CT, known for its challenging terrain and technical trails. This event features over 6,350 feet of climbing and is designed for experienced runners, requiring participants to have completed a trail 50K within the past year. The course includes the Regicides and Quinnipiac Trails, with an out-and-back format starting at West Rock Playground.

Runners must adhere to strict cutoffs and are not allowed pacers or crews. The race offers unique hoodies and trucker hats as part of the registration package. Visit the organization's website for the most recent information.