Jack Bristol Lake Waramaug Ultra Races
Kent, United States • 26 Apr 2026
The Jack Bristol Lake Waramaug Ultra Races, held in Kent, Connecticut, is a historic ultra running event featuring 100K, 50-mile, and 50K distances. The course consists of rolling loops primarily on flat, paved roads around scenic Lake Waramaug, known for personal record performances. Runners enjoy well-stocked aid stations and post-race food. The event offers unique swag including custom belt buckles for 100K finishers and medals for 50-mile and 50K finishers. Part of the Mount To Coast 100K Series, it celebrates over 50 years of tradition as the oldest 100K race in the U.S., fostering a friendly, competitive atmosphere with awards and special gear for top finishers. Visit the organization's website for the most recent information.