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Jug End Loop Ultra

Great Barrington, United States • 23 Aug 2025

The Jug End Loop Ultra is a 6-hour ultra running event held at Jug End State Reservation in Egremont, Massachusetts. Participants run multiple laps of a scenic 4.2-mile course featuring woods, fields, and an apple orchard, with a challenging elevation change of 830 feet per lap. The course includes uphill and downhill sections and a special 0.75-mile mini loop used in the final hour to help runners reach distance milestones.

The event also offers a 4.2-mile memorial run. Awards are given for top finishers and age groups, and all finishers receive a handmade ceramic mug. Proceeds benefit local charities including Louison House and Dana Farber. Visit the organization's website for the most recent information.

United States Massachusetts Great Barrington

Race information

Registration
6 km
830 m+
6-Hour Ultra Event
4 mi
830 m+
4.2 Miler
Visit the organization's website for the most recent information.
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