Trail Running Calendar California 2025-2026

The Black Star Canyon 5k Trail Run is an exciting running event taking place in Silverado, California, on June 11, 2025. The race features a scenic 5k course that includes fire roads and single-track trails, with an elevation gain of 390 feet. Participants can expect one aid station providing water..

The Tahoe 200 is a challenging endurance run that circumnavigates Lake Tahoe, the largest alpine lake in North America. As part of the prestigious Triple Crown of 200-mile races, it features a stunning route along the Tahoe Rim Trail, showcasing breathtaking views of the lake and diverse landscapes,..

The Cool Moon Trail Races, taking place on June 14-15, 2025, in Cool, California, offers a variety of race distances including 100K, 50-mile, 25-mile, 13.5-mile, 11.5-mile, and a 5K. The course features scenic loops with a mix of single track and fire roads, showcasing the beautiful Northern Califor..

The Holcomb Valley Trail Run, taking place on June 14, 2025, offers participants a chance to experience the scenic beauty of Big Bear Lake, California, along the Pacific Crest Trail. Runners can choose from three distances: 33 miles, 14 miles, or 7 miles. The event, now in its 28th year, serves as a..

The Skyline Ridge Trail Run is a scenic running event taking place in La Honda, California, featuring two distances: a 50K and a 21K. Participants will traverse the beautiful landscapes of Skyline Ridge and Russian Ridge Open Space Preserves, experiencing diverse terrains from narrow trails to wide..

The Cool Moon 100 Mile Endurance Run is a challenging ultramarathon set in the scenic landscapes of Northern California. Scheduled for June 14, 2025, this event features a unique course comprising two loops: a 13.5-mile North loop and an 11.5-mile South loop, totaling 100 miles. Runners have a gener..

Dirt Circus - San Francisco is a vibrant community running event scheduled for June 15, 2025. Organized by UltraSignup, this festival celebrates local races and the running community. Participants can enjoy a casual group run, with options for different paces, followed by a pancake breakfast and an..

The Broken Arrow Skyrace is California's inaugural skyrunning event, taking place at Squaw Valley and presented by Salomon. This exciting race features multiple distances, including 46K, 23K, 18K, 11K, and a kids' race, catering to runners of all levels. The event emphasizes a community atmosphere w..

The Broken Arrow Skyrace, presented by Salomon, is a premier skyrunning event taking place from June 19-22, 2025, at the stunning Palisades Tahoe ski resort in California. This four-day event features nine different race distances, including a challenging 46K, 23K, 18K, and a kids' race, all designe..

The Orange Curtain Endurance Run is a premier running event taking place on June 20-21, 2025, in Cerritos, California. Participants can choose from various distances, including 100K, 50K, 30K, 10K, and a 24-hour race. The course features a flat, out-and-back design along a bike path, making it ideal..

The Burney Mountain 100 is a challenging 100-mile endurance run set in Northern California's stunning Lassen National Forest and Thousand Lakes Wilderness. This scenic race features a looped course that begins and ends at the Burney Mountain Guest Ranch, showcasing breathtaking views and diverse ter..

The Elevate Ultra Running Retreat is an immersive weekend experience designed for both novice and experienced ultra runners, taking place in the scenic Big Bear Lake, CA. Participants can expect over 50 miles of supported group training runs, technical clinics led by seasoned ultra runners, and oppo..

Bizz Johnson's Southside Scramble is an exciting trail race set in the picturesque Susan River Canyon. Participants can choose from three distances: a 22K, a 14K, and a 7K, all starting and ending at the Hobo Camp Day Use Area. The race features a scenic loop course that includes the Bizz Johnson Tr..

The Angel Island Half Marathon is a unique running event set in the picturesque Angel Island State Park, offering stunning 360-degree views of the San Francisco Bay. Participants can choose between a half marathon and a 5-mile race, both of which include a ferry ride from Tiburon. The event combines..

Headwaters Trail Runs is a scenic trail running event taking place in the Klamath Mountains near Mount Shasta, California. Participants can choose from three distances: 56K, 31K, and 10K, each featuring beautiful mountainous terrain and single-track trails. The longer races include significant eleva..

The Red Rock Rumble is an exciting running event taking place in Topanga, CA, featuring a challenging 10k course through the stunning Red Rock Canyon. Participants can also enjoy a non-timed Hiker's Delight and races for kids aged 10 and under, as well as those aged 11-16. The event includes a cash..

The Golden State Trail Run, organized by Inside Trail Racing, is a premier summer event taking place at Fort Ord National Monument in Marina, CA, on June 21, 2025. Participants can choose from four distances: 10K, Half Marathon, 35K, and 50K, each featuring unique trails that showcase the area's div..

The Black Mountain Trail Races, set in San Diego, offers a thrilling experience for runners of all levels with three race distances: 50K, 25K, and half marathon. Participants will navigate the scenic and challenging trails of Amat Kwanyil, an area rich in history and natural beauty, featuring rocky..

The Burton Creek Trail Run is an exciting running event held in the scenic Burton Creek State Park near Tahoe City, California. Participants can choose from three race distances: a Half Marathon, 12K, or 6K, all set against a backdrop of beautiful pine forests and high sierra meadows. The event prom..

The Rock the Loch Half Marathon is a running event taking place from June 27 to June 30, 2025, at Lake Chabot Regional Park in Castro Valley, CA. Participants can choose to run in person or virtually, with options for a half marathon, 10K, and 5K distances. The event promises a scenic trail run, com..