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 challenging 4.2-mile course featuring woods, fields, and an apple orchard, with an elevation change of 830 feet per lap, split evenly between uphill and downhill terrain. In the final hour, runners can complete shorter 0.75-mile loops to reach distance milestones. The event supports local causes, including the Louison House homeless shelter and Dana Farber Cancer Institute. Awards include overall and age group categories, plus a unique handmade ceramic mug for finishers, creating a supportive and community-focused atmosphere. Visit the organization's website for the most recent information.

Race information

4 mi
830 m+
4.2 Mile
Visit the organization's website for the most recent information.
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