Trail Running calendar near Borrego Springs 2026-2027

A two day trail and gravel event at Diamond Valley Lake near Hemet offering distances from a 1 mile kids run to a 26.2 mile trail marathon, plus stroller, youth and multi lap gravel rides around the lake.

A 50K out and back trail run near Julian, California, that drops into Oriflamme Canyon, traverses Box Canyon and Blair Valley, and returns via a long climb. The course follows the Pacific Crest Trail and has a nine hour time limit.

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.

Experience an all terrain 5K trail race at BackCountry Gardens featuring hills, streams, and mud. Enjoy a competitive or fun run followed by a beer mile and wine tasting at San Diego’s only certified sustainable winery.

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.

Experience an obstacle course challenge at the Pala Fox Raceway featuring 5K and 10K distances. Navigate mud pits and motocross tracks in the scenic Pala Valley with options for adults, teams, and children.

A lap-format trail event at Lake Perris offering 10K, 50K and 100K distances with substantial elevation, aid stations, group tent camping, and a pacer option for 100K runners after two laps.

A 100 mile loop ultramarathon around Lake Cuyamaca with mostly single track, about 15,400 feet of climbing and a 32 hour limit. Offers crewed and Solo divisions and requires recent race qualification plus volunteer or donation service.

Trails n Vines Wine Run takes runners through the scenic vineyards of Orfila Winery in Escondido. Choose from 3, 6, or 9-mile trail distances and enjoy wine tastings after the race. Participation is limited to 400 runners.

Experience a fun mud filled course at Bates Nut Farm featuring waist deep mud pits and a dozen unique obstacles. This untimed event is perfect for those looking to run crawl and slide through the mud followed by a post race party.

A memorial marathon in San Diego on May 3, 2026. The event is not a race and offers no official support; participants navigate and support themselves and may register to record a result.

Experience high altitude obstacle racing at Big Bear Mountain Resort featuring steep climbs and over 1200 feet of descent. Conquer the Sprint, Super, or Beast distances to earn your Trifecta qualification in the San Bernardino National Fore..

Trail races at O'Neill Park in Trabuco Canyon on May 16, 2026 offer distances from 10k to 50k. Registration closes May 1 and entries are non refundable; weather or fire cancellations may roll over to a makeup date or another KHraces race.

Experience a technical trail event in the Cleveland National Forest featuring rocky scrambles and OHV trails. Choose from four distances ranging from a 5 miler to a 50 km ultra through diverse California terrain.

Experience high altitude trail running at Big Bear Mountain Resort with a scenic 10k course. Run through pine forests and technical singletrack while enjoying expansive views of the Southern Sierra.

A multi-distance loop race on a flat, one-mile dirt and grass loop at a private ranch in Riverside. Options run from 3-hour events to a 100-mile race, with camping, relay teams, and event awards.

Event Overview The Pacific Crest Trail 50 is a 50 mile ultramarathon. The 2026 edition is scheduled for June 6th. It takes place in the Cleveland National Forest in east San Diego County, California. This is the event's 44th year. Course De..

A multi-day trail weekend in Big Bear Lake on June 12–14, 2026 featuring a three-day TransRockies stage race plus single-day Holcomb Valley races from 5 to 33 miles, published elevation profiles, and specific entry and refund policies.

Trail races on Black Mountain in San Diego with 50K, 25K and half marathon distances on rocky, steep single-track and jeep trails, featuring up to about 5,500 feet of elevation gain in the 50K.

South Bay 24 is a timed endurance challenge on a flat 1.22-mile loop in San Diego. Runners choose from 24, 12, or 6-hour events, aiming for personal records or the 100-mile buckle. The event includes a campsite, meals, and a special prize f..