Trail Running calendar near Brea 2025-2026

Pacifico Ultra is a scenic, fully-supported trail event in Palmdale, California, set in the Angeles National Forest. It offers two distances: a 50k Ultra (31.4 miles with 5,597 feet of vertical gain) and a Trail Half Marathon (13 miles with 2,510 feet of gain). The course travels Pacifico Mountain R..

The Malibu Canyon Trail Races, held at Point Mugu State Park in Malibu, California, offer a variety of challenging trail running distances including 100K, 50-mile, 50K, 30K, and a newly added half marathon. This event, presented by Keira Henninger, takes place in a scenic natural setting known for i..

Phoenix Rising at Griffith Park in Los Angeles offers four race distances on a dirt-trail open course: 5k, 10k, 15k, and a half marathon. The course is a shared dirt trail with pedestrians and equestrians; runners are asked to keep to the right and pass on the left. Distances are: 5k out-and-back; 1..

Hot to Trot in Los Angeles is hosted at Griffith Park’s Crystal Springs Picnic Area. The event offers 5k, 10k, 15k, and a half marathon. The course is an open dirt-trail loop system: 5k out-and-back; 10k and 15k are multi-loop formats; the half marathon uses three 4.36-mile loops.Runners share the t..

Elder Creek Night Runs takes place in Anza, California, on land belonging to the Cahuilla Band of Indians. The centerpiece is a 4.6-mile loop of single-track trails and wide dirt roads through manzanita and rock formations, with views of Cahuilla Mountain. Runners choose from four distances: 9 miles..

Angeles Crest 100 Mile Endurance Run, held since 1986, is a 100-mile point-to-point trail race from Wrightwood to Altadena in the San Gabriel Mountains north of Los Angeles. Runners tackle steep climbs and rocky terrain along a course ranging from 1,135 to 9,300 feet, preserving much of the original..

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