Jug End Loop Ultra
Great Barrington, United States • 22 Aug 2026
Jug End Loop Ultra
The Jug End Loop Ultra is scheduled for August 22, 2026 at Jug End State Reservation, 120 Jug End Road, Egremont, MA. The event includes a timed 6 hour loop ultra and a separate 4.2 mile John G Memorial Run.
- 4.2 mile John G Memorial Run
- 6 hour Loop Ultra
The 4.2 mile course follows the Jug End Loop Trail, including the upper loop, and passes through woods, fields and an apple orchard. Each lap contains approximately 2.1 miles of uphill and 2.1 miles of downhill, with about 830 feet of elevation change per lap. Participants may run or walk as many full laps as they choose within the 6 hour limit; no partial 4.2 mile laps are scored after the 6 hour cutoff. During the final hour a 0.75 mile mini loop will be available so runners can reach common milestone distances.
Organizers have submitted paperwork for a DCR permit to hold the 11th running. Registration offers an early bird period ending December 1 and then regular registration; registration closes on August 22. This year's beneficiary is the Louison House in North Adams, MA; the 4.2 mile event will donate profits to Dana Farber. Past donations to Louison House exceed $10,000.
Awards include overall top male and female, expanded age group awards for the 6 hour event (0-12, 13-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70-79, 80+), unique finisher mugs, and handmade awards for champions. Teachers, active and retired service members, and first responders are offered a 10% discount with code SERVICE!. Visit the organization's website for the most recent information.