Trail Running calendar near Warner Springs 2026-2027

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..

Trail race in Gonzales Canyon with 10 Mile, 10K and 5K courses, featuring the steep locally named "Puke Hill" and limited to 300 runners.

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

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..

Experience a diverse weekend of trail running and off road duathlon at San Diego’s Scenic Lake Hodges. Choose from distances ranging from a kid’s mile to a 50K ultra marathon or tackle the mountain bike and run challenge.

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.

A team trail relay at Los Coyotes Reservation on October 23-24, 2026 covering 112.8 miles and 23,800 feet elevation gain with camping and village amenities.

Wildwood Canyon Trail Run on October 24, 2026 in Yucaipa, CA features an 8-hour loop on a 3.7 mile course with about 600 ft climb per loop and a separate 6K on the same trail; aid stations and vendors are provided.

A multi-distance trail event at Lake Perris featuring 10, 20, 50, 100, and 200 mile courses, substantial elevation gain, aid stations, pacer rules, group camping, and cash prizes for 100 and 200 mile podiums.

Trail races at Caspers Wilderness Park on October 31, 2026 offering 10k, half marathon, 35k, marathon and 50k routes with marked courses and event support.

A trail event at Crystal Cove State Park on October 31, 2026 featuring a 4 mile loop with about 700 feet of climb per lap and ocean ridge views. The race is USATF sanctioned and part of the Southern California UltraRunner's Grand Prix Serie..

Trail marathon in the Cleveland National Forest on Kumeyaay Lands held Sunday November 1, 2026; registration opens August 8, 2026 on UltraSignup.

A trail event in Silverado, CA, with marathon, 25k, half and 10k courses routed from Black Star Canyon; the marathon has 4,244' of elevation gain and aid stations are placed along the route.

Fixed-time trail runs on an approximately 2.75 mile loop in O'Neill Regional Park with 3, 6 and 8 hour options through wooded canyons and varied terrain.

A trail event on November 14, 2026 in Yucaipa, CA offering 21 mile, 10 mile, and 4 mile courses through the Crafton Hills. Ten percent of registration fees support the Crafton Hills Open Space Conservancy.

Roosters Backyard Ultra is a backyard-format race on November 14, 2026 in the San Diego area, featuring a smooth hard-packed trail with a gentle hill. The event allows dogs and car camping and has a registration deadline of November 1.

Terrain Race Irvine is an obstacle and mud focused 5K at Oak Canyon Park on November 21, 2026, featuring mud pits, walls, ropes and 11+ obstacles, plus pre race packet pickup and a post race festival with food, music and vendor booths.

A November trail event at Black Mountain Ranch Park offering a Half Marathon, 10K and 5K on 100% dirt with single track and significant climbing. Field size is limited to 300 and the race is an ERS Championship qualifier.