What is the course format?

The race is a timed event held on a 2-mile out-and-back trail loop, where participants complete as many laps as possible within their chosen time frame.

Are relay teams allowed?

Yes, relay teams can participate and may switch off as often as desired at the trailhead.

What happens if the race is cancelled due to weather?

In the event of cancellation due to dangerous weather, no refunds will be issued as proceeds are donated to charity.

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4 weeks out

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All races

4 weeks out

Ocotillo Trail Endurance Challenge

Saturday, November 7, 2026Carlsbad, NM2 Miles – Ultra

Experience the rugged beauty of the Southwestern Chihuahuan Desert at the Ocotillo Trail Endurance Challenge. This unique event invites runners, hikers, and ruckers to test their limits on a 2-mile trail loop featuring approximately 229 feet of elevation gain per lap. Participants can choose between 1, 4, or 8-hour timed challenges, making it an ideal environment for those looking to push their distance or attempt their first ultra. The course winds through the scenic canyon south of the Living Desert Zoo & Gardens, offering a true desert trail experience. With relay options and a supportive atmosphere, it is a perfect day for athletes of all levels to challenge themselves while supporting a local Carlsbad charity.