Trail Running calendar near Calistoga 2025-2026

Experience a scenic loop around Angel Island with views of the Golden Gate and Alcatraz at the 37th Hark the Herald, offering a half marathon and a hilly 10K. Limited to 400 runners, includes ferry transport and finisher swag.

Experience scenic single track trails under redwood canopy and along ridgelines at the Woodside Ramble. Distances from 10K to 50K offer a challenging, festive trail day; the event is sold out.

Ring out the year with Almost New Year's Eve at scenic Lake Chabot in Castro Valley on 12/27/25. Trail routes for runners, walkers and hikers include 5K, 10K and half marathon distances with free post race photos.

Celebrate New Year’s Day with scenic loop races at Lake Chabot, from half marathon to 10K, 5K and remote options on rolling trail terrain. Enjoy free race photos and earn a New Year Mega Medal if you also ran Brazen New Year’s Eve.

Run scenic shoreline single track at Granite Beach with 12K and 5K options, then toast your effort with a custom IPA glass and locally brewed beer for participants 21 and over. Enjoy post race food and age group awards in a lively community..

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.

Explore twisty single track and coastal views along Montara Mountain at the Pacifica Foothills Trail Run in San Pedro Valley Park on January 24, 2026. Pick a 10K, half marathon, or rugged 30K and soak up lively aid stations and friendly tra..

Run across the Golden Gate Bridge and through the Marin Headlands with sweeping mountain and ocean views. Spartan's Golden Gate Trail Classic offers trail distances from 15K to 50 mile for runners of all levels.

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.

Run the 48th Jed Smith Ultra Classic on January 31, 2026 in Sacramento along a scenic mostly flat loop on the American River Parkway. Choose 50 miles, 50K, marathon, 30K or half marathon and enjoy a long sleeve tech shirt and handcrafted fi..

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.

Run scenic trails along the Pacific and Marin Headlands with sweeping views of San Francisco and the Golden Gate Bridge. Distances range from 8K to 50K and include a free kids dash, making this a perfect coastal race for every runner.

Soak up San Francisco Bay views at Bay Breeze, a mostly flat road and trail event with half marathon, 10K, 5K and a remote runner option. Walkers and hikers are welcome on the scenic waterside course.

Explore scenic, moderately technical trails at Lake Chabot Regional Park with distances from 5K to a 50K ultra, chip timed and capped at 500 runners. Aid stations, cupless racing, and sturdy prizes make this a must for trail lovers.

Hit scenic single track trails along Granite Beach at Folsom Lake for the Lost Trail 5K and Half Marathon on Feb 21, 2026. Enjoy lake views, wildflowers, finisher medals and optional soft cotton shirts available for preorder.

Tackle the scenic trails of Montara Mountain in Pacifica with distance options from a kids dash to a 50K. Expect challenging climbs and coastal views, pre registered runners get shirts and every finisher earns a custom medal.

Run scenic trails around Angel Island from a lively 5 mile loop to a challenging 15 mile climb up Mount Livermore, with custom medals and pre registered shirts. Ferries from Tiburon set the scene for a memorable island race day.

Take the plunge or lace up for a 5K trail or 1 Mile fun run at the Greater Sacramento Polar Plunge & Runs to support Special Olympics Northern California. Join the fun, earn a commemorative medal, and cheer on athletes.

Run scenic trails at China Camp State Park in Santa Venetia with live and virtual 5K, 10K, and half marathon options on March 15, 2026. Expect technical single track, big climbs, and rewarding views for trail runners seeking a challenge.

Run the Marin Ultra Challenge on March 14, 2026 from Rodeo Beach, choosing a rugged 50 Mile or lively 50K through Marin Headlands, Mount Tamalpais and Muir Woods. Expect big climbs, technical single track and sweeping coastal views.