Trail Running calendar near Los Angeles 2025-2026

The Billy Goat Mountain Climb is a challenging trail running event held in the Cleveland National Forest near Silverado, California. It offers three race distances: a 17-mile Silverado Loop, a half marathon, and a 10K. The courses feature significant elevation gain, with the Silverado Loop climbing..

The Nature Made Great Race is an annual running event held in Agoura Hills, California, near Los Angeles. Celebrating over 40 years, it features multiple race distances including the Chesebro Half Marathon, Old Agoura 10K, Deena Kastor 5K, and a 1-mile fun run. The half marathon course offers scenic..

The Bedrock Valley Trail Runs, held at Diamond Valley Lake Marina in Hemet, California, is a family-friendly trail running event featuring a variety of distances including a Trail Marathon, Half Marathon, 15k, 10k, multiple 5k options (including stroller and youth categories), and a 1-mile Kid's Fun..

The Annual NATRO@Noli Indian School Trail Race takes place on the Soboba Indian Reservation in San Jacinto, California. This event offers marathon, half marathon, 5k, and kids 3k distances with Native and Open divisions. The marathon features a challenging two-loop 13.1-mile course with over 2,000 f..

The Leona Divide is a challenging trail running event held in Lake Hughes, California, at The Lakes Community Center. It offers multiple race distances including 30K, 50K, 50-mile, 100K, and 100-mile options, with the 100K and 100-mile races serving as Western States 100 qualifiers. The course featu..

Coyote Two Moon is a challenging trail running event held in the scenic Los Padres National Forest near Ojai, California. The race offers a variety of distances ranging from a 10K fun run to ultra distances including 30K, 55K, 55 miles, 100K, and a grueling 100-mile course. The ultra courses feature..

The Boney Mountain Trail Run is a scenic trail running event held in the Santa Monica Mountains, starting at Rancho Sierra Vista | Satwiwa National Park in Newbury Park, California. It features a challenging half-marathon course that includes creek crossings, single-track climbs, and stunning ocean..

The O'Neill Park Trail Races take place in Trabuco Canyon, California, offering a variety of distances including 50k, marathon, 30k, half marathon, and 10k. Set within the scenic O'Neill Park, the event features spectacular trails that showcase the natural beauty of South Orange County. Known for it..

The Gorgonio View Trail Run takes place at Big Bear Mountain Resort in Big Bear Lake, California, a renowned mountain training ground in Southern California. The event features a scenic 10K trail race along picturesque singletrack trails winding through high-altitude pine forests. Runners will encou..

The Nanny Goat is an ultrarunning event held at a private horse ranch in Riverside, California, featuring distances of 6, 12, 24 hours, a 24-hour relay, and a 100-mile race. The course is a flat, one-mile loop on mostly dirt and grass with good footing and wide trails for easy passing. Participants..

The Saddleback Marathon, held in Silverado, California, is a premier trail running event set in the scenic Saddleback Mountains within the Cleveland National Forest. Offering marathon, half marathon, and 10K distances, the race features challenging courses with significant elevation gains—4,244 feet..