Trail Running calendar near Calistoga 2026-2027

Support student programs and the Oakland Tech Cross Country team at Joaquin Miller Park. Choose between a five kilometer trail race or a one mile fun run through the redwood trees.

Event Details The Rio Del Lago 100 Mile Endurance Run is a trail race held on Saturday, November 7, 2026, starting at Beal's Point in Folsom Lake State Recreation Area, within the Sierra Foothills of California. Course Information The 100-m..

A trail race at Lake Chabot Regional Park in Castro Valley offering distances from an 8K and half marathon up to 50K plus a free kids 50 yard dash. The course loops the reservoir with marked routes, aid stations every 4 to 5 miles, and cupl..

Trail races from 10K to 50K based at Stinson Beach with steep climbs to Mt. Tam, technical trails, chip timing, cupless aid stations, and age-group and overall awards.

A flat trail event at Quarry Lakes Regional Recreation Area offering 5K, 10K, half marathon and youth races, cupless aid stations every 2–5 miles, and a USATF-certified half marathon course.

A Thanksgiving Day trail event at Beals Point offering 5k and 10k courses plus a free 1k kids run for under-6s. The race supports Folsom's Hope, features one aid station, and requires runners to bring a cup or bottle.

A 28.4 mile out and back trail event from Old Mill Park to Stinson Beach with about 9,000 feet of vertical gain. The route follows the Dipsea Trail, includes multiple named trail sections and aid stations, and is repeated for the Quad.

A family friendly Thanksgiving weekend run at Quarry Lakes Regional Park with a half marathon, 10K, 5K and a free short kids race. Costumes and food donations for the Alameda County Community Food Bank are encouraged.

A seasonal cross country event in San Francisco on 12/6/2026 with live and virtual options. Distances include a 5K, 10K, and a nine mile course; all entrants receive race swag and there is a pre race bib and shirt pickup with Brewfest.

Trail distances at China Camp State Park with coastal views, marked single-track and fire road routes, chip timing, cupless aid stations, and a 275-runner capacity.

The Hunter S. Thompson Fear & Loathing will take place in San Francisco on Sunday 6 December 2026. You can run between 50 and 50 miles.

Trail races of 10K, Half, 35K and 50K through redwood forest and single-track in Huddart and Wunderlich County Parks, with marked courses, cupless aid stations, and an 8 hour limit for the longest distances.

Brazen Racing stages a trail event at Lake Chabot in Castro Valley on December 31, 2026 offering half marathon, 10K and 5K options. Hikers and walkers are welcome and free photos and race results are provided.

A family-friendly 5K, 10K and half marathon around Lake Chabot in Castro Valley on January 1, 2027. The half marathon is part of the Brazen Ultra Half Series and includes varied trail terrain with notable climbs.

Two trail races along the shoreline of Folsom Lake on January 9, 2027, offering 5K and 12K single-track courses, post-race local craft beer for participants 21 plus, awards by age group, and included race hat and post-race food.

A trail running event in San Francisco on January 23-24, 2027, offering 15K, 25K, 50K and 50 mile options on soft, hilly trails. The course travels through the Marin Headlands and crosses the Golden Gate Bridge with coastal views.

Trail runs at Granite Beach along Folsom Lake with 5K and 10K courses, finisher medals, aid stations, and awards. Organized by Total Body Fitness with entry fees, spring package options, and a volunteer voucher program.

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.

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 runs at Granite Beach along Folsom Lake feature a 5K and a 10 Mile course with aid stations and 2027 finisher medals. Shirts are sold prior to the event and awards are given overall and by age group.