Trail Running Calendar California 2025-2026

We have found 230 Trailruns in California. Check below where and when you can find the races.

Tackle scenic Western States trails at the No Hands Trail Run in Auburn, California on January 10, 2026, with four distances from an uphill 8K to a rugged 50K. Expect technical singletrack, No Hands Bridge views, and hearty aid stations.

Join Hope in Every Step 5K in Modesto, California on January 10, 2026 for a scenic run and walk along the Tuolumne River Parkway trails. Enjoy community vibes, teal race shirts, and friendly competition with awards for top finishers.

Run through towering redwoods and fern filled trails at Huddart Park with distances from 8K to 50K plus a free kids run. Well stocked aid stations and scenic single track make this a perfect challenge for trail lovers.

Run through redwood lined trails at Huddart Park in the Crystal Springs Trail Run, with distances from 8K to 50K plus a free kids sprint. Enjoy scenic single track, frequent aid stations and a commemorative finisher medal.

Run scenic dirt trails and ranch roads at La Cuesta Ranch near San Luis Obispo, with start and finish at a historic barn. Choose 10K, 20K or 30K looped distances and enjoy stocked aid stations, a custom tee and finisher award.

Run scenic single track along Folsom Lake under oak trees with gently rolling hills and a creek crossing. Distances from 1 mile to 50K, race day registration on site, and every finisher earns a commemorative medal.

Enjoy scenic shoreline trails at Folsom Lake with the Gumby 5K or 10K on January 24, 2026. Expect a fun, challenging course on single track and groomed trails, plus finisher medals and pre order soft cotton shirts.

Run the scenic, technical trails of Montara Mountain at the Pacifica Foothills Trail Run in San Pedro Valley Park, with 30K, half marathon and 10K options for all abilities. Full aid stations and sweeping coastal views make this a must for..

The Golden Gate Trail Classic will take place in San Francisco from Saturday 24 January 2026 to Sunday 25 January 2026. You can run between 15 and 50 miles.

Join the 22nd annual Calico Trail Run on Sunday January 25 2026, choose 30K or 50K through the historic Calico Ghost Town and Mojave Desert mountains near Yermo California. USATF sanctioned trails promise epic scenery and a true desert chal..

Experience the Hollywood Sign Run | Hike in Griffith Park on Jan 25, 2026 with scenic out and back trails to the iconic Hollywood Sign and sweeping views of downtown Los Angeles and the Griffith Observatory. Distances from a kid run to 8 mi..

Run or hike through iconic Griffith Park with routes for 8 mile, 8K, 5K and a 2.2K kids run, finishing near the Old Zoo. Enjoy skyline views of the Hollywood Sign, a finisher medal and post race snacks.

Challenging trail races in Calabasas on Jan 31, 2026 offer distances from 30K to a WS100 qualifying 100K, plus 50 Miler, 50K and marathon. The event is sold out now but a waitlist is available for hopeful runners.

Run along the San Francisco Bay at Coyote Hills Regional Park in Fremont with half marathon, 10K and 5K options plus a remote entry. Trails, boardwalks and paved paths make for a scenic, low climb course and walkers are welcome.

Jed Smith Ultra Classic in Sacramento on January 31, 2026 offers scenic looped courses along the American River Parkway with distances from 50 miles to the half marathon. Entrants receive a shirt and finishers a handcrafted wooden medal.

February 2026

Hit single track at the Hensley Off Road Races at Hensley Lake near Raymond CA in early February 2026. Trail runners and mountain bikers will tackle technical terrain and 10k finishers get medals and shirts.

Run scenic, rugged trails around Mt. Umunhum at Almaden Quicksilver Park with distances from a mile and kids run up to 50K. Clearly marked courses, aid stations and medals for all finishers make this winter trail event welcoming to all.

Run beneath Boney Mountain on rugged single track with creek crossings and ocean views. Choose a backcountry half or 7k and enjoy a lively post race festival with tacos, massages and finisher swag.

Run scenic shoreline trails at Escape from Folsom Trail Runs on Feb 7 and 8, 2026 at Granite Beach, Folsom Lake. Choose a 5K or 10 Mile and earn a finisher medal while enjoying aid stations and lake views.

Take on Fort Ord trails in Salinas, CA with 50K, 25K and 10K options that climb late on scenic dune like terrain. Rugged dirt trails, solid aid station support and finisher medals promise a memorable winter trail experience.