Trail Running calendar near Tracy 2026-2027

Trail races in Almaden Quicksilver Park from 5K to 50K over hilly dirt roads and single-track, with two staffed aid stations, drop-bag service for longer distances, and a finisher medal for all participants.

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.

Trail races at Beal's Point near Folsom Lake offering a 100 mile and a 50K course with major elevation, stocked aid stations, drop bag and pacer rules.

Trail trail event at Huddart Park in Woodside offering distances from a 1 mile kids dash to a Sirena 6 hour individual and relay challenge.

Experience a scenic trail run around the Lake Chabot reservoir and hills. With distances from a 50 yard kids dash to a 50K ultramarathon there is an option for everyone at this Castro Valley event.

Trail races from 10K to 50K around Mt Tamalpais, held at Stinson Beach with technical trails, significant climb, cupless aid stations, and chip timing.

Experience a flat and fast trail race through the scenic Quarry Lakes Regional Recreation Area in Fremont. Choose from a USATF certified half marathon, 10K, or 5K while enjoying views along the Alameda Creek Trail.

A map-based 2- or 4-hour team scramble through Santa Cruz redwoods and meadows with timed checkpoints and on-site timing chips.

The Falcon Crest Winter Trail Challenge will take place in El Dorado Hills on Saturday 14 November 2026. You can run between 5 and 42 kilometers.

Trail races on the Stanislaus River Trail in Ripon, CA offering 5K, 10K and a half marathon with shirts, medals and age-group awards on November 14, 2026.

Trail race at Darrington Trail Head by Folsom Lake offering 5K, 10K, 18M and 36M on rocky single-track with rolling hills, aid stations, drop bags, and a 10-hour overall time limit.

Timed running events at Jacob Myers Community Park on November 21, 2026 let runners see how many miles they can complete in set durations. Options include two, four, six and eight hour races on a loop just under one mile.

Celebrate Thanksgiving at Hellyer County Park with a trail race along Coyote Creek. Choose from a USATF certified half marathon, 10K, or 5K while competing for a chance to win a turkey.

Thanksgiving morning at Point Pinole: 5K, 10K and a short Little Turkeys kids race, plus a food drive for the Food Bank of Contra Costa and Solano.

A Thanksgiving Day 5K and 1 mile event at San Leandro Marina with canicross teams, kids races, and proceeds benefiting animal welfare; the course is flat with mixed surfaces and free parking is available.

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.

The San Francisco Turkey Trot will take place in Lincoln Park-Lobos on Thursday 26 November 2026. You can run between 3 and 5 miles.

A 28.4 mile Mill Valley trail race with about 9,000 feet of climbing, steep stairs and named trail sections on the Dipsea Trail, out and back then repeated to complete the distance.

A Thanksgiving weekend race at Quarry Lakes offering a half marathon, 10K, 5K and a free short Little Turkeys run, plus a food drive and a two-day medal challenge.

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.