Trail Running calendar near Barstow 2026-2027

Trail races of 30K and 50K through the historic Calico Ghost Town and Calico Mountains on Sunday, January 24, 2027.

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.

A trail event in Big Dalton Canyon offering a **50K solo**, a 4-person 50K relay, and a **10K loop**, with over 9,000 feet of elevation and proceeds to the Wildland Firefighter Foundation.

Scenic high desert running in Pioneertown featuring a chip timed half marathon and 10K that supports the John Wayne Cancer Foundation. Runners receive a Grit Series shirt in their packet and finisher mug and shirt at the finish.

A 12 hour run on March 20, 2027 in Joshua Tree on a one mile singletrack loop across 20 acres. Field limited to 50 runners with on course aid, shoe demos from Adidas Terrex and Altra, and awards for Ultra finishers and top overall.

Multi distance trail running and gravel bike events at Diamond Valley Lake in Hemet, California. Routes include lakeside loops, out and back courses, a stroller 5K and a kids fun run.

Trail races at Noli Indian School on the Soboba Indian Reservation offering marathon, half marathon, 5k and Kids 3k across Native and Open divisions.

A pack burro race and trail run in the Mojave Desert each second Saturday of April, offering four distances for runner-and-burro teams or runners without burros, and fundraising for local donkey rescue and charity organizations.

A Spartan obstacle-course weekend at Big Bear Mountain Resort with Sprint, Super, Beast and kids races at about 8,200 feet and the chance to earn a Trifecta.

A scenic trail event at Big Bear Mountain Resort featuring singletrack through high altitude pine forest and a 10K route with spectator options.

A spring trail event in the Angeles National Forest featuring a supported 50k with 5,317 ft ascent and a 13.1 mile half, multiple aid stations, finish festival amenities and hand crafted finisher medals.