The Blue 2 Blue Challenge

The Blue 2 Blue Challenge is a demanding 50K trail race set in New Haven, Connecticut, known for its challenging terrain and technical trails. This event, which runs along the Regicides and Quinnipiac Trails, features over 6,350 feet of elevation gain, making it one of the toughest races in the state. Participants must have completed a qualifying trail 50K within the past year to register.

The race includes multiple aid stations and has a strict 10-hour cutoff, emphasizing the challenge aspect by prohibiting pacers and crews. Finishers receive high-quality hoodies and trucker hats as part of their registration. Visit the organization's website for the most recent information.