J Treequinox

J Treequinox

J Treequinox is a 12-hour run taking place in Joshua Tree, California. The event is scheduled for March 21, 2026, with a total of 50 runner spots available.

The course is a 1-mile loop of winding singletrack on 20 acres of private property in downtown Joshua Tree. The start and finish location is 6233 Juniper Road. A personal chair and cooler can be placed near the course at the start/finish area. Parking is available on-site, though space is limited, and carpooling is encouraged.

An aid station at the start/finish will provide food and drinks throughout the day, including fresh fruit, salty snacks, and electrolyte drinks, transitioning to items like grilled cheese, quesadillas, and hot soup. Awards will be given to any runner who completes an ultramarathon distance (27 laps) and to the top overall male and female finishers. Visit the organization's website for the most recent information.