Ansonia Six Hour Trail Run

Ansonia, United States • 14 Jun 2025

The Ansonia Six Hour Trail Run is a challenging endurance event held at the Ansonia Nature Center in Ansonia, Connecticut. Participants run counter-clockwise loops of approximately 1.9 miles on moderately technical singletrack trails featuring about 170 feet of elevation gain per loop. The course offers a rugged, natural setting with potentially hot, humid weather and variable conditions including mud. The event emphasizes a no-nonsense, community-driven atmosphere with no crews or pacers allowed, fostering a pure trail running experience. Limited to 100 runners, the race includes swag, awards, and clean facilities, making it a unique and spirited six-hour trail running challenge. Visit the organization's website for the most recent information.

Race information

6 hr
170 m+
6 Hours
Visit the organization's website for the most recent information.
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