Trail Running calendar near Monterey 2025-2026

Join the Race for Open Space on May 9, 2026 in Carmel By The Sea, a scenic trail fundraiser supporting Big Sur Land Trust and access to Monterey County parks. Pick a distance from a fun mile to a rugged 35k plus and enjoy marked trails.

Tackle scenic hilly trails at the Quicksilver Endurance Runs on May 9 in Almaden Quicksilver Park. Choose 50K or Western States qualifying 100K, enjoy stocked aid stations and a post race BBQ while supporting youth and trail nonprofits.

Join Trailquake 2026 on May 10 at Sanborn Park in Saratoga for scenic trail runs along the San Andreas Trail through towering redwoods and pines. Half marathon, 10K, 5K and remote options welcome walkers, hikers and runners of all levels.

Celebrate Mother's Day with a scenic 1K kids fun run plus 5K and 10K at Pinto Lake County Park. Enjoy trails and family fun while supporting Pajaro Valley Shelter Services and local families experiencing homelessness.

Celebrate the 15th anniversary of Run for Amma, a charity trail race at Skyline Ridge Open Space Preserve in Los Gatos supporting UCSF cancer research. Choose 50K, 30K or 10K routes on scenic trails and help fund lifesaving research.

Join a community 5K run or walk along the scenic bay trail at Seal Point Park, capped off with a free Wellness Fair featuring local health and wellness vendors. Race registration includes a T shirt and supports mental and community wellness..

Run the Monterey Trail Experience by Spartan Trail at Toro Park in Salinas, CA on May 31, 2026. Choose from marathon, 21K or 10K routes across rolling golden hills and smooth coastal trails for a scenic challenge.

Run scenic trails at Lake Chabot on June 7, 2026 in a chip timed half marathon or 5K with ridge top views of Mt Diablo and the Bay. Presented by Castro Valley Sports Foundation as a fundraiser with finisher medals.

Enjoy coastal redwoods and river crossings in Santa Cruz at the San Lorenzo River Trail Run, with distances from 10K to 50K and a free kids run. Pre registered runners get shirts and all finishers earn custom medals.

Run a scenic loop from Lake Chabot Marina through East Bay Regional Parks with 50K and half marathon options. Enjoy staffed aid stations, race shirt, Skyline socks and a finisher medal on this well supported trail event.

Run through towering redwoods on scenic single track trails at SPASM Crystal Springs Trail Run in Woodside, with distances from 8K to 50K and a kids dash. Stocked aid stations, finisher medals and shirts for early registrants.

Tierra Redonda Mountain Trail Run at Smith Ranch in Bradley CA features multi day endurance events and shorter trail races on scenic ranch roads and single track. Family friendly with leashed dogs, music, bonfires and trophies.

Autumn trail festival at Lake Chabot Marina in Castro Valley offering 100k, 50 mile and marathon distances through classic East Bay parkland. Expect challenging terrain, a friendly community vibe, and generous finisher swag for all distance..

Run by the Sea returns Sunday, October 4, 2026 at Wilder Ranch State Park in Santa Cruz with 4K, 12K and a half marathon on scenic coastal trails. Now in its 101st year, this charity race supports local youth and trail groups.

Join ZombieRunner Halloween at Hellyer County Park in San Jose on Oct 31 for races from kids dashes to a USATF certified half and marathon. Scenic Coyote Creek trails, festive costumes, shirts and finisher medals make it a fun holiday run.

Enjoy a scenic but hilly trail run at Huddart Park with distances from 3 mile to half marathon, plus a 6 hour challenge and youth dash. Stay for pancakes after the race and choose a virtual option for 5K, 10K or half marathon.