Trail Running calendar near Livermore 2025-2026

Hope in Every Step 5K — event details Hope in Every Step 5K takes place on January 10, 2026 in Modesto, California. The event is a 5K run/walk on a 3.1-mile course using the trails at East La Loma Park, located at 2001 Edgebrook Drive, Mode..

Event overview The Crystal Springs Trail Run takes place on Sunday, January 18, 2026, at Huddart Park (Werder Shelter), 1100 Kings Mountain Road, Woodside, CA 94062. Distances offered: 8K Half Marathon 35K Marathon 50K Kid's Run (6 years a..

Crystal Springs Trail Run : January 18, 2026 The Crystal Springs Trail Run takes place at Huddart Park (Werder Shelter), 1100 Kings Mountain Road, Woodside, CA. The event includes the following distances: 8K Half Marathon 35K Marathon 50K..

Run rugged coastal trails at Pacifica Foothills Trail Run in San Pedro Valley Park on Jan 24, 2026 with 30K, half marathon and 10K. Chip timed, cupless race with scenic Montara Mountain climbs and stocked aid stations.

Run scenic single track along Folsom Lake with routes from a mile to an adventurous 50K through rolling hills and some technical sections. Register online through race morning and enjoy aid stations, finishers medals and on site bib pick up..

Run scenic trails at Coyote Hills Regional Park in Fremont on Jan 31, 2026, with half marathon, 10K, 5K and remote options. Enjoy marsh and bay views, boardwalks and stocked aid stations plus downloadable GPX files.

Run a scenic and rugged 50.7 mile trail ultramarathon around Fort Ord and Laguna Seca near Monterey, CA, with about 7,080 feet of climbing over two big loops. Expect aid stations, live timing and a custom finisher hat and medal.

Run scenic coastal trails at Fort Ord and Laguna Seca with 10K, 25K and 50K options featuring rolling dunes, dirt tracks and late climbs. Well stocked aid stations, live tracking and finisher medals for a quintessential California trail day..

Event overview The Mt. Umunhum Trail Conquest - Winter is a trail running event held at Almaden Quicksilver County Park, Hacienda Entrance, 21785 Almaden Rd, San Jose, CA 95120. The event offers multiple distances: 50K Marathon 30K 1/2 Mar..

Event details Bay Breeze is scheduled for February 14, 2026, at San Leandro Marina Park (14001 Monarch Bay Dr, San Leandro, CA). The event offers these distances: Half marathon 10K 5K All races start and finish at San Leandro Marina Park...

Enjoy challenging coastal mountain trails at the Montara Mountain Trail Run in Pacifica, with distances from 10K to 50K plus a Kid's Run. Scenic single track, stocked aid stations, and great trail views make it a must for trail lovers.

Take on scenic technical trails at Lake Chabot Regional Park in Castro Valley with distances from 5K to 50K. Aid stations, chip timing and a cupless format make this a true trail challenge for all levels.

Zoom Angel Island is a trail running event on Angel Island, accessible via chartered ferries from Tiburon, California, offering spectacular views of Marin County and San Francisco. Distances include 5 miles, 10 miles, 15 miles, plus a Kids..

Tackle iconic Marin Headlands and Mt Tamalpais on rugged coastal trails in the Marin Ultra Challenge, with 50 Mile and 50K options. Limited to 450 runners, the race offers live tracking, full aid stations, and finisher medals.

Event overview The Napa Valley Trail event takes place on Saturday, March 21, 2026, at Bothe-Napa Valley State Park in Saint Helena, California. The race is limited to 300 participants. Distances offered: Marathon Half Marathon 10K The ev..

Redwood (Spring) Trail Run is held at the Chabot Space & Science Center in Oakland, California, featuring multiple distances from 5 miles up to 50K, plus a Half Marathon, Marathon, 30K, a 5K, and several youth events. The course winds throu..

Enjoy a scenic trail run along the historic Western Pacific route at Quarry Lakes in Fremont on March 28, 2026, with half marathon, 10K, 5K or remote entries. Brazen Racing welcomes runners, walkers and hikers on a mostly flat dirt and grav..

Join the Bad Ass Backyard Ultra in Rio Linda on March 28 2026, a repeated 4.16 mile loop starting each hour. Keep running until you are the last person to complete a loop and claim victory.

Event details The 41st annual Golden Gate Headlands race takes place on Saturday, April 4, 2026, at the Marin Headlands Visitor Center and Fort Barry area in Mill Valley, California. The event offers multiple distances: Marathon Half Marat..

Run scenic trails around Mount Diablo with distances from 5K to 50K, including a Brazen Ultra Half Series half marathon. Brazen Racing hosts this April event that benefits Save Mount Diablo and celebrates the region's protected open space.