California
California Trail Running Calendar 2026-2027
Explore the best trail runs in California for 2026-2027! Our updated list features 400 exciting trail runs across the region. Find your next trail run in California below and join the trail community at these great events!
November 2026
Experience California's premiere trail race with distances from 10k to a full marathon through the scenic Black Star Canyon and Cleveland National Forest.
A nighttime 13.1-mile race through Mojave Desert trails near Joshua Tree with marked sandy terrain, a required headlamp, and a cup-free aid station policy.
A trail event at Folsom Lake with 100 mile and 50K options, varied single-track terrain, staffed aid stations, cupless rules and a 2027 Western States qualifier.
Community 5K at Live Oak Park in Tulare supporting the Tulare Sunrise Rotary High School Scholarship Program with medals, age-group awards, and top-runner prizes.
Trail races at Huddart Park with multiple distances, cupless aid stations, chip timing, post-race pancake breakfast, and awards for female finishers.
Experience a scenic trail run around the Lake Chabot reservoir and hills. With distances from a 50 yard kids dash to a 50K ultramarathon there is an option for everyone at this Castro Valley event.
Trail races from 10K to 50K around Mt Tam starting and finishing at Stinson Beach with aid stations, medals, and a 50K prize purse; event capacity is limited.
Two day Spartan obstacle weekend at Santa Margarita Ranch with races from a kids 1 to 3 km course up to a 50K Ultra through vineyards and forest.
Obstacle course weekend at Santa Margarita Ranch, CA on Nov 7 and 8 2026 with Sprint 5 km, Super 10 km, Beast 21 km, Ultra 50 km and kids races.
A fully off road trail run at Rio Bravo Ranch in Bakersfield offering three route distances, stocked aid stations, camping, food and timed finishes.
Night trail races of 5K and 10K at Marvin Braude Mulholland Gateway Park in Tarzana, with required headlamps, marked courses, aid stations, and on-course medical support.
A November trail event at Rancho Cañada del Oro offering distances from 5K to 50K, with steep climbs, single track and two main aid stations. Runners should carry water and be aware of exposed terrain and rattlesnakes.
Ultra trail event at Chino Hills State Park on November 7, 2026 offering 50K and 30K routes through chaparral and oak woodlands with aid stations and parking options.
Trail races at Brassfield Estate Winery with 5K, 10K and 10 mile options through vineyards and post-race wine, food and live music.
A trail running festival in Moorpark, CA on 11/07/2026 with 10K, 5K and a 1K kids race, plus t-shirts, medals, music, vendors and food.
Rancho Ramble Trail Run at Santa Margarita Ranch offers 10K, half marathon and 50K races over soft, hilly trails with changing terrain. The event is part of a Spartan OCR festival weekend and features Central Coast scenery.
Sandy Sprint California is a charity 5K run/walk at Griffith Park on November 8, 2026, hosted by the Sandy Rollman Ovarian Cancer Foundation to raise funds for research.
Road and virtual 5k and 2 mile runs in Clovis on Nov 11, 2026 supporting veteran charities, with community events and exhibits afterward.
Trail races on a private 30,000-acre ranch in Santa Ynez Valley with 51 km and 25 km courses through mountains, vineyards, oak trees, and river crossings.
A second annual trail run along the empty Kaweah Lake Bottom in Three Rivers, California with 5K and 10K options, race amenities, and proceeds supporting St. Anthony Retreat Center.