Trail Running calendar near Yountville 2026-2027

We have found 127 Trailruns within 80 miles of Yountville. See below where and when you can find the races.

Runs along the bay at Coyote Hills Regional Park in Fremont include a half marathon, 10K and 5K on mostly flat courses with mixed surfaces and boardwalks through marsh areas. Walkers are welcome.

February 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.

Trail races from a kids run up to 50K at Almaden Quicksilver Park with marked out and back courses, staffed aid stations, and summit options on Bald Mountain and Mt. Umunhum.

Trail 10 mile and 5K runs at Granite Beach along Folsom Lake on February 6, 2027, featuring multiple aid stations, age-group awards, and finisher medals.

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.

Montara Mountain Trail Run on February 20, 2027 in San Pedro Valley Park offers distances from a free 50 yard kids dash to a 50K, with marked trails, cupless aid stations every 6 to 7 miles, and substantial elevation gain on many courses.

Experience a trail running event in Auburn featuring four major climbs and 6000 feet of elevation. Choose from distances ranging from 13km to 50km on a course with less than one mile of pavement.

Scenic trail races at Granite Beach with a half marathon and 5K, five aid stations on the course, pre-order shirts and finisher medals, and age-group plus overall awards.

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.

March 2027

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.

Chanoko Trail Runs on March 6, 2027 at Granite Beach, Folsom Lake SRA offers 31K, 10K and 5K courses with finisher medals and post race food. The 31K includes a finisher hoodie and a limited shuttle option.

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.

A dog-friendly trail event at Granite Beach, Folsom Lake, offering 10K, 5K and a one-mile Mighty Mile. Finishers receive medals and bandanas, awards are given by dog-size divisions, and volunteers can earn a $50 voucher.

An hourly backyard ultra on Dry Creek Parkway near Sacramento where runners repeat a 4.16 mile loop until only one completes the most yards. Each loop must be finished within the hour and the last runner to complete a loop wins.

Western Pacific 2027 at Quarry Lakes Regional Recreation Area in Fremont offers Half Marathon, 10K and 5K races on a mostly flat course along the historic Western Pacific Trail. A remote runner option is also available.

April 2027

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.

A trail running event at Mount Diablo on April 3, 2027 offering 50K, half marathon, 10K and 5K options; registration includes a remote-runner option and BBQ ticket. Part of the entry fees support Save Mount Diablo's land preservation.

A women's only 10K in Auburn on April 17, 2027 that follows scenic trail loops with aid stations and age-group awards; the overall winner and four additional finishers will be selected to receive all-expenses-paid trips to a women's running..

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