Trail Running calendar near Yucca Valley 2026-2027

Night trail event on July 25, 2026 with a 4.6 mile loop, distances from 9 mile to 50K, mandatory headlamp and aid stations each loop.

Trail and road races at Green Valley Lake offering 5K, 10K and half marathon distances with mixed paved and dirt terrain, aid stations about every 1.5 miles, chip timing and post-race activities at the Community Garden.

Experience trail running in Orange County with several race distances ranging from a 5k to a 6 hour timed challenge. Navigate a scenic 3.3 mile looped course with multiple early bib pickup options available.

Experience a mountain run at 4,720 feet elevation through the pine forests surrounding Lake Gregory. This longstanding community event offers 5K and 10K courses on semi paved paths for runners and walkers of all levels.

## Conquer the Wall is an annual uphill running event at Snow Summit near Big Bear Lake. The one mile course rises about 1000 feet from a 7000 foot start and supports Big Bear High School cross country.

Dirt Circus Los Angeles is a one day community running festival on August 29, 2026 that pairs a four mile group trail run with an expo of brands, race directors, vendors, food, and a raffle.

The 61st Mt Baldy Run to the Top on September 7, 2026 is a fundraising mountain trail race in the Angeles National Forest covering about 7 miles with 4,000 feet of ascent to the 10,064 foot summit, with proceeds aiding local services.

A mountain based Tough Mudder at Bear Mountain on September 12 2026 offering 10K and 5K obstacle courses plus spectator and group options.

An obstacle course race weekend at Lake Elsinore Raceway with Sprint, Super, kids races, Hurricane Heat events, and spectator access on Sep 26-27, 2026.

Double Peak Challenge in San Marcos on September 26, 2026 offers 10K, 5K and a free Kids Trot plus a race expo and awards.

A 100 mile endurance run through the San Gabriel backcountry, held since 1986; the 2026 edition uses an out and back course from Loma Alta Park.

A 9.1 mile loop from the Mt Baldy ski area to the 10,064 ft summit of Mt San Antonio via exposed ridgeline and technical alpine trails, then back to the parking lot. The race is capped at 500 runners.

A two-day mountain trail festival in Big Bear Lake with five race distances, varied alpine and desert terrain, UTMB World Series Major status, and opportunities for qualification to major trail events.

Trail races of 50 miles, 50K and 30K in Cleveland National Forest near Silverado, CA, featuring remote forest roads, significant elevation gain and staffed aid stations. Mandatory self support rules include minimum water and required lights..

Annual mud run in San Bernardino with a 5K for individuals and teams and a 1K kids race on October 10, 2026.

Ruff Run California on 10/17/2026 in Phelan, CA presents a 20 acre obstacle course for people and their dogs with over 20 obstacles, 4K and 1K options, and an after party with music, games and vendors.

Cahuilla Rez Ultra is a Native organized trail event on the Cahuilla Indian Reservation near Anza, California offering multiple fixed time and distance races on a 2 mile dirt loop. Proceeds support the Cahuilla Band of Indians Youth and Fam..

Mountain trail event on October 17, 2026 offering 50K, marathon, and half marathon options that climb to Cuyamaca Peak on single track trails, with substantial elevation change and GPX course files available.

A reborn 200 mile endurance run in Escondido, California held October 23 to 26, 2026. Limited to 24 experienced ultrarunners, it requires crew support and allows 82 hours to complete the full course.

A trail event at Los Coyotes Reservation on October 23-24, 2026 offering a 3.1-mile Yellow Loop and timed 6H and 24H ultra options across desert and alpine trails, with on-site camping, food trucks, and festival amenities.