Trail Running calendar near Stinson Beach 2026-2027

Experience the coastal beauty of the Marin Headlands at the Golden Gate Trail Run. Choose from distances ranging from a 50K trail race to a fun kids dash with views of the Golden Gate Bridge and San Francisco.

Mt. Umunhum Trail Conquest (Winter) is a multi-distance trail event at Almaden Quicksilver County Park offering races from a kids run to a 50K with marked out-and-back courses, multiple aid stations, and summit sections to Bald Mountain or..

Jed Smith Ultra Classic on February 6, 2027 is a USATF certified loop event on the American River Parkway offering 50 mile, 50 k, marathon, 30 k and half marathon distances with two aid stations and race day packet pick up.

Run or walk along the San Francisco Bay starting from the San Leandro Marina. Choose from half marathon, 10K, or 5K distances with professional timing and custom finisher medals for all participants.

Experience the unique Coastal Mountain Habitat and Pacific Coast views at this trail event in Pacifica. With distances from a kids dash to a 50K there are options for many different types of trail runners.

The Redtail Ridge will take place in Castro Valley on Saturday 20 February 2027. You can run between 5 and 50 kilometers.

Trail races in Sanborn County Park on mostly single track, technical forest trails with multiple distances, significant elevation gain, marked courses, and full aid at key points.

Experience a trail run across the forest and hills of Angel Island with views of San Francisco and the Golden Gate. Choose from multiple race distances including a youth dash and enjoy a picnic at Ayala Cove.

A point to point half marathon to the summit area of Mt. Umunhum on March 8, 2025, covering about 13.35 miles with 4,767 feet of ascent, marked mainly by pink ribbons and supported by aid stations with toilets.

The Marin Ultra Challenge will take place in Sausalito on Saturday 13 March 2027. You can run between 50 and 50 miles.

A three day trail running weekend in Marin County offering a point to point 100K plus single loop 50K and 28K that summit Loma Alta and Big Rock Ridge.

A multi-distance trail event on March 22, 2025 at Calero County Park in San Jose offering runs from a kids race to a 50K, single track and dirt-road courses, multiple aid stations, and per-distance time limits.

Multiple trail distances run through Redwood Regional Park on March 20, 2027 at Chabot Space & Science Center. Routes use East Ridge, West Ridge, Stream and Bridle trails and distances were measured with a Rolatape surveyor's wheel.

Western Pacific 2027 takes place March 27, 2027 at Quarry Lakes Regional Recreation Area in Fremont, California, offering a half marathon, 10K and 5K on a mostly flat course that follows the historic Western Pacific Trail.

A spring trail race at Pueblo Day Use Area in Santa Teresa County Park on April 5, 2025 offering 5K, 10K, 10 Mile and a half marathon across marked, hilly trails with aid stations and a four hour half marathon limit.

Trail running event in Walnut Creek on April 3, 2027, offering 50K, half marathon, 10K and 5K. A portion of entry fees supports Save Mount Diablo; remote runner and BBQ options are available.

A trail event at Skyline Ridge Open Space Preserve offering distances from a 50 yard kids dash to a 50K race. Routes run largely on the Bay Area Ridge Trail with ocean and Santa Cruz Mountains views.

Badger Cove is a running event in Livermore, CA on April 17, 2027 offering a half marathon, 10K, 5K and a hiker division. Registration opens January 1 and closes February 2 with fees varying by event.

Trail races of half marathon, 10K and 5K take place at Spring Lake and Annadel State Park on April 17, 2027, featuring technical, hilly terrain, three aid stations, chip timing, and a cup free policy requiring reusable bottles.

A trail event at Lake Chabot Regional Park offering distances from a 50‑yard kids dash to a 50K ultramarathon. The looped course circles the Lake Chabot reservoir and surrounding hills with measured distances.