
About the event
Ultrarunners looking for a long-haul challenge will find it at the Chesterfield Gorge Ultra 100 Mile on May 31, 2025. This demanding race, hosted by Beast Coast Trail Running, takes participants through six laps of a scenic yet relentless 12.5-kilometer out-and-back trail along the Westfield River. Rolling jeep paths and a 30-hour limit add to the difficulty, making strong pacing and resilience essential for success. With well-stocked aid stations and a supportive race community, runners will have all the encouragement they need to push through to the finish.
Date:
Sat
May 31
2025
Location:
Distance:
Elevation profile:
Rolling
Website:
LinkElevation gain:
Number of participants:
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
The Chesterfield Gorge Ultra 100 Mile, organized by Beast Coast Trail Running, is a true test of endurance set for May 31, 2025, in West Chesterfield, Massachusetts. With six loops of a 12.5-kilometer out-and-back course and an elevation gain that accumulates over the distance, runners must conquer 100 miles within the strict 30-hour cutoff.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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