Trail Running calendar near Davis 2026-2027

A multi-distance trail running event in Pilot Hill, CA on December 12, 2026 featuring stony dirt paths, hilly terrain and lake views, from a Kids Run up to a 50K.

A scenic half marathon and 10K circumnavigating Angel Island, with mandatory ferry access, a 400 participant limit, and panoramic views of San Francisco.

December 12 2026 trail races in Cool CA offering a 50K and Half Marathon with significant elevation, time cutoffs, live tracking and finisher medals.

A trail event on the El Dorado Trail in Placerville offering distances from a kids run to a half marathon on December 24, 2026.

Trail races on the Lake Chabot trails in Castro Valley on December 31, 2026 offering half marathon, 10K and 5K; hikers and walkers welcome.

Lake Chabot trails in Castro Valley host Brazen New Year's Day on January 1, 2027 with half marathon, 10K, 5K plus remote and hiker options.

Resolve2Run is an annual New Year’s Day 5K and 10K run-walk around Chicago Park School and scenic Nevada County, held as a fundraiser for the Peardale-Chicago Park Firefighters' Association, Chicago Park 4-H Club, and the school PTA.

A New Year event at Granite Beach featuring a 2 mile run 5 mile bike 2 mile run duathlon and a 5K trail run with lake views. Awards include overall champions and age group prizes.

Join a community run and walk along the scenic trails of the Tuolumne River Regional Parkway in Modesto. Support the Sole Support Sponsorship Program while completing a 5K course alongside friends and family.

Two scenic trail races along Folsom Lake on January 9, 2027, offering a 12K and 5K on single-track trails, post-race local beer for athletes over 21, commemorative items, hot food and age-group awards.

Trail races in Auburn CA across 50K, 35K, Heavy Half and 8K on technical single track featuring No Hands Bridge, steep climbs, cupless aid stations, and chip timing.

A trail running event that crosses the Golden Gate Bridge into the Marin Headlands. Races include 15K, 25K, 50K and 50 mile options on January 23 to 24, 2027, organized by Spartan Trail.

A trail running event at Folsom Lake offering distances from a Kids Run to 50K on mostly single-track trails with multiple aid stations and a 9-hour limit.

Trail 10K and 5K at Granite Beach, Folsom Lake on January 23, 2027 with aid stations, finisher medals, pre-order shirts and age group awards.

Mixed-surface races at Coyote Hills Regional Park in Fremont offering half marathon, 10K and 5K with aid stations, GPX files and a half-marathon hiker division.

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.

Escape from Folsom on February 6, 2027 at Granite Beach offers a 10 mile and a 5K on scenic trails beside Folsom Lake. Aid stations supply water and fuel and every finisher receives a custom medal.

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.

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.

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.