Trail Running calendar near Joshua Tree 2026-2027

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.

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.

The Tough Mudder - Big Bear will take place in Big Bear Lake on Saturday 12 September 2026. You can run between 5 and 10 kilometers.

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.

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.

9.1 miles to the Mt San Antonio summit with 3,926 ft vertical gain on steep, exposed mountain trails; course capped at 500 entrants in Angeles National Forest.

A multi-day trail running event in Big Bear Lake offering five distances, varied mountain terrain, and UTMB World Series Americas Major status.

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.

Ultrarunning on a 2 mile loop at Cahuilla Indian Reservation in Anza with multiple race formats, camping, aid stations, and fundraising for tribal youth programs.

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.

Trail event at Los Coyotes Reservation with a 3.1 mile loop plus timed 6H and 24H ultras on a 15.7 mile course, with camping and village amenities.

Trail team relay at Los Coyotes Reservation in the Anza-Borrego area on Oct 23 to 24, 2026, featuring several team formats and a 112.8 mile course.

At Wildwood Canyon State Park in Yucaipa, the event offers an 8 hour timed loop and a 6K on a 3.7 mile loop with about 600 ft vertical gain.

A multi-distance ultramarathon at Lake Perris featuring 10, 20, 50, 100 and a demanding 200 mile race with looped courses, aid stations, camping and cash prizes for top finishers.

A nighttime 13.1 mile run through Joshua Tree’s desert trails under the stars; headlamp required and finisher medals awarded.

Trail event in Yucaipa with 21, 10, and 4 mile courses; 10% of registration fees support the Crafton Hills Open Space Conservancy.

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..