Trail Running calendar near Big Bear 2026-2027

Explore the trails of Whiting Ranch Wilderness Park in Orange County. Choose from four distances, from a 6k to a 30k, on courses with views through oak woodlands. The event is well-supported and offers participant gear.

Join the Pioneertown Half Marathon and 10K on March 21, 2026, in the high desert near Joshua Tree. This rugged, hilly course offers stunning views of the Sawtooth Mountains while supporting cancer research. Participants receive a series shi..

Test your endurance at Monserate Mt. Preserve with 6 and 12 hour trail running options. Complete as many loops as possible solo or as a team while enjoying local trails and a fully stocked aid station.

Tackle the trails in the Cleveland National Forest near Silverado with the Billy Goat Mountain Climb. Choose from three distances, all featuring significant elevation gain, including a local favorite 17-mile loop. Aid stations and shuttles..

This trail run or hike in Laguna Beach's El Moro Canyon offers a 6K or 10-mile course with ocean views. Participants receive a shirt, medal, and photos. Parking at the state park costs $15.

The Bedrock Valley Trail Runs offers a weekend of trail running and gravel biking at Diamond Valley Lake. Choose from a marathon, half marathon, 15k, 10k, or 5k on Saturday, followed by gravel bike rides on Sunday. It's a cupless event with..

Step back in time for a totally tubular run in Huntington Beach. This 80s themed event features a 5K, 10K, and Half Marathon on a flat, scenic oceanfront course. After the race, enjoy a costume contest, a beach party with a live DJ, and an..

Experience an 81 mile team ultra run from the desert floor to Palomar Mountain. Run together in teams of two or three through extreme elevation changes and diverse California terrain within a 28 hour limit.

Trail races on the Soboba Indian Reservation support Noli Indian School. Choose from marathon, half marathon, 5k, or a kids' 3k walk/run. The event features Native and Open divisions, with proceeds funding a student scholarship.

Machete Trail Madness features 10K, 50K, and 100K races on looped courses around Lake Perris. The event includes free lakeside camping for participants and their families. It offers long cut-off times and a community-focused, multi-lap race..

Test your speed and navigation skills in this unsanctioned 4+ mile race through Chino Hills. Navigate four checkpoints across gravel and trail terrain to compete for cash prizes in a format where you choose your own route.

A 13.5-mile trail race on fire roads and single track in Limestone Canyon with 2,719 feet of elevation gain, two aid stations, cupless policy, and limited packet pickup options.

Challenge yourself on the scenic trails of Crystal Cove State Park. Choose from 5K, 25K, or 50K distances with hill climbs and ocean views. Your run supports the John Wayne Cancer Foundation's fight against cancer.

The O'Neill Park Trail Races offer a range of distances on the trails in South Orange County. Join the event in Trabuco Canyon on May 16, 2026.

This 10 km trail run takes place in Big Bear, California, featuring scenic but technical mountain trails at high altitude. It is scheduled for May 17, 2026, and is part of a Spartan festival weekend.

Nanny Goat is a family-friendly timed run on a flat, one-mile loop at a private horse ranch in Riverside. Choose from solo 3 to 24 hour races, a 100 miler, or a 24 hour relay. The event offers free camping, swimming, and a medal for every p..

Experience one of California oldest trail races with an 8.6 mile course gaining over 2160 feet. Run a historic mountain path in Sierra Madre including options for adults, youth, and a kids fun run.

Return to Hahamongna Watershed Park on May 24, 2026 for a day of team relays and solo challenges. Choose a 50 km relay with teams of up to five, a solo 50 km ultra, or a 10 km fun run amid scenic Pasadena trails.

A 5k trail run at Black Star Canyon in Silverado, California, with mixed fire road and single track, 390 ft elevation gain, one aid station, a cupless policy, and pre-run access restricted to authorized days.

Experience the natural beauty of the Angeles National Forest at the Pacifico Ultra. Runners can choose between 50k and 21k distances on mountain trails this May.