Trail Running calendar near Borrego Springs 2026-2027

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.

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

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.

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.

One mile loop ultra on hardpacked dirt with timed 3, 6, 12 and 24 hour options plus relay teams. Live chip timing, free on course camping, continuous food service, and a 31 hour buckle challenge to reach 100 miles.

A 50 mile point to point trail race through Cleveland National Forest and Cuyamaca Rancho State Park, featuring Stonewall Peak and Oriflamme Canyon. Aid stations, drop bag rules, shuttle options, and finish amenities at Stagecoach Trails ar..

A Last Person Standing race in Yucaipa, CA on December 11, 2026 where runners repeat hourly 4.167 mile loops until one person remains. The overnight event uses foothill trails, headlamps, a basecamp with firelight, and limited camping.

Trail races at Daley Ranch near Escondido with 10 Mile, 10K and 5K courses on single track and dirt roads; the 10 Mile reaches Stanley Peak for a 360 degree view and the event limits entries to 300 runners.

The Lunatic Loop 12 Hour Run will take place in Ramona on Saturday 12 December 2026.

Trail races in San Diego on December 20, 2026, including a marathon, half marathon, 10K, and a 6 hour hill-climb lap event. Costume awards and King and Queen of the hill titles are part of the day.

Experience a diverse trail running event in Escondido featuring everything from a 50 mile ultra to a stroller friendly 5k. Explore the valley floor or climb to the summit of Raptor Ridge in this cupless race series.

Two days of obstacle racing at Lake Perris with Sprint 5 km, Super 10 km, Beast 21 km and kids races on a flat, fast course with mountain views.

Trail races at Lake Hodges offering 50K, half, 10K, 5K and a combined Hercules DemiGod Challenge with varied elevation and mapped courses.

A 24 hour individual and team trail race at Lake Perris featuring repeated laps of the Molcajete 1.0 loop of about four miles with significant climbing. Teams of four run in a fixed rotation and awards go to top individuals and teams.