Trail Running calendar near Warner Springs 2026-2027

Self supported single-loop trail run of about 51 miles in San Diego on Feb 20, 2027. No fees, no aid and no course marking; participants must navigate and carry supplies.

Trail races at Goodman Ranch Sycamore Canyon Preserve near Poway, California with 100K, 50K and half marathon options, offered as solo entries or relay teams. Solo 100K entrants must have completed a 50K or longer race.

A trail race weekend in Anza Borrego Desert State Park on March 13, 2027, offering 50K, marathon, and half marathon courses with aid stations and on-site campground facilities. Participants receive a tech shirt and a finisher medal.

Timed 6-, 12-, and 24-hour running events at Lake Cuyamaca on a scenic 2 mile loop near Julian, CA, with on-site dining, a store, and camping and RV options.

Tough Mudder Los Angeles on March 20, 2027 at Lake Elsinore Raceway blends winding single-track and arid ridges with waterlogged mud obstacles. Event formats include 15+ km and 5 to 8 km courses, an Infinity multi-lap option, and spectator..

A half marathon and 10K on a rugged high-desert course near Joshua Tree National Park on March 20, 2027. The event benefits the John Wayne Cancer Foundation, offers chip timing, aid stations, and finisher awards.

Tough Mudder Los Angeles at Lake Elsinore Raceway on March 20, 2027 offers multiple course options including a 15K with 20 plus obstacles, a shorter 5 to 8 kilometer course, Infinity laps, spectator access, and group packages.

An annual trail event at Soboba featuring the first NATRO Marathon Championship plus a half marathon, 5k and kids 3k for ages 12 and under. Native and Open divisions, finisher awards, and proceeds benefit the Noli Indian School scholarship..

Coast to Crest in Del Mar offers 10K and 5K out and back trail courses on hard packed dirt with minimal elevation and lagoon views. The event is a final championship qualifier and finishes with a downhill section.

Multi distance trail running and gravel bike events at Diamond Valley Lake in Hemet, California. Routes include lakeside loops, out and back courses, a stroller 5K and a kids fun run.

San Diego Spartan Event Weekend at Pala Fox Raceway on April 10 and 11, 2027 features a 5 km Sprint, a 10 km Super, kids races, spectator access, and a post-race festival with mud pits and rope climbs.

Oriflamme 50K on April 10 2027 is an out and back trail race that drops from the Pacific Crest Trail into desert canyons before a long climb back. The event is limited to 150 runners and features stocked aid stations and finisher medals.

A 100-mile loop around Lake Cuyamaca and nearby parks on mostly single-track trails, the San Diego 100 features about 15,600 feet of climbing, a 32 hour cutoff, crewed and Solo divisions, and strict qualification and volunteer requirements.

A self-supported marathon at Canyonside Park Driveway in San Diego on May 3, 2026, presented as a non-race with no course markings or aid stations. Participants may crew or pace and can run any portion; a GPX file and restroom access near m..