Trail Running calendar near Sacramento 2025-2026

Run the scenic trails of Mount Diablo near Walnut Creek on April 4, 2026 with Brazen Racing, offering distances from 5K to 50K. A portion of entry fees benefits Save Mount Diablo so you can race and help protect the park.

Run scenic trails along the American River Parkway with 50 mile, 25 mile or 10 mile routes all finishing in Auburn. Enjoy race swag, a handcrafted finisher medallion, on course fuel, and a festive post race beer garden.

Run around Angel Island for stunning views of the Golden Gate, Alcatraz and San Francisco in a scenic but hilly 10K or half marathon loop. Limited to 400 runners, ferry transport and a finisher shirt are included for participants.

Run Lake Sonoma on April 11, 2026, with scenic singletrack options for 100K, 50K and the women only Trail Sisters half marathon. Challenging climbs, lakefront trails and great aid make this a must for trail runners and Western States hopefu..

Run around Lake Chabot's scenic reservoir and rolling hills on April 11, 2026, with distances from a kids dash to a 50K ultra. Pre registered runners get shirts, all finishers earn medals, and well stocked aid stations keep you moving.

Join the Wild Flowers 10K in Auburn, CA on April 11, 2026 for a scenic trail loop featuring rolling terrain, single track and stunning viewpoints. Expect stocked aid stations, lively course support and chances at big prizes and travel award..

Trail run Napa Valley from the Great Lawn at Calistoga Fairgrounds to Mount St. Helena and Oat Hill Mine, with 50K, 35K, half marathon and 10K options. Expect big climbs, scenic single track and rewarding winery views.

Run scenic lakeside trails at Folsom Lake on April 18, 2026 in the Outlands Endurance Race. Choose 25K, 50K, or 50M courses across single track and wider trails with stocked aid stations and finisher swag.

Find your pace along scenic Lake Del Valle at the Badger Cove races in Livermore, with half marathon, 10K, 5K and remote options for runners, hikers and walkers. Enjoy chip timing, custom finisher medals and shirts while supporting East Bay..

Run the scenic trails of Annadel State Park at the Annadel Half Marathon in Santa Rosa on April 18, 2026, with half marathon, 10K, and 5K options for all paces. Proceeds support Trione Annadel State Park and Sonoma County Parks Foundation.

The Canyons Endurance Runs will take place in Auburn from Friday 24 April 2026 to Saturday 25 April 2026. You can run between 25 and 161 kilometers.

Hit the trails at the Mt Tam Wild Boar Half Marathon or 10K along Bolinas Ridge with stunning Pacific and lagoon views. Limited to 300 runners, this intimate trail race returns April 25, 2026.

Take on the Miwok 100K in the Marin Headlands near Stinson Beach, a scenic 62 mile trail with 11,000 feet of climbing. Limited to 400 runners, the well supported, low waste event offers relay and training options plus finisher swag.

Join Tails & Trails on May 3, 2026 in Windsor CA to support Dogwood Animal Rescue with a fun 5K, Dogwood Dash, or virtual option. Bring your pup for a dog friendly run and help animals in need.

Join Angwin to Angwish, a scenic trail run through Pacific Union College woods with 26K, 10K and a 1 Mile Kids Run for ages 7 to 12. Family friendly, cupless event with race day check in and proceeds benefiting PUC Athletics.

Run through towering redwoods and rugged coastal trails at the 36th annual Stinson Beach/Muir Woods trail races on May 9, 2026. Choose marathon, half marathon or 7 Mile routes and enjoy waterfalls, ladders and sweeping ocean views.

Run the scenic Berkeley hills from Lake Anza in Tilden Park with distances from 10K to a rugged 50K, plus a free kids dash. Register early for a tee, all finishers get a custom medal, and parking is free.

Hit rugged singletrack at the Napa Wilderness Trail Runs in Skyline Wilderness Park, with 10K, 21K, 30K and 50K options. Expect steep climbs, sweeping valley views, spaced aid stations and a true backcountry trail experience.

Rimrock 50 Mile Trail Challenge in Napa invites solo runners and two person relay teams to tackle two scenic loops through Skyline Wilderness Park and nearby preserves. Expect staffed aid stations, on site camping, and hearty post race food..

Join Wildcat 2026 on May 16, 2026 in El Sobrante for a road race offering half marathon, 10K, 5K and a remote option. Enjoy sweeping 360 degree views of the Bay Area while supporting the East Bay Regional Parks Campership Program.