Trail Running Calendar California 2025-2026

The Gumby 10K and 5K are trail running events held at Granite Beach, Folsom Lake State Recreation Area. The races feature scenic courses along the shores of Folsom Lake, with well-marked trails and enthusiastic volunteers providing support...

Run scenic single track along Folsom Lake with routes from a mile to an adventurous 50K through rolling hills and some technical sections. Register online through race morning and enjoy aid stations, finishers medals and on site bib pick up..

Run the rugged trails around Calico Ghost Town near Yermo, CA on Jan 25, 2026. Choose 50K or 30K courses that blend desert trails and mining history while supporting a nonprofit for Mojave Desert education.

Run or hike to the iconic Hollywood Sign through scenic Griffith Park with sweeping views of the Observatory, Downtown LA and the San Fernando Valley. Choose from 8 mile, 8K, 5K or a kids 2.2K and enjoy tech shirts, finisher medals and on c..

Run scenic trails at Coyote Hills Regional Park in Fremont on Jan 31, 2026, with half marathon, 10K, 5K and remote options. Enjoy marsh and bay views, boardwalks and stocked aid stations plus downloadable GPX files.

The Sean O'Brien event in Calabasas, California, offers multiple trail running distances including 100K, 50 miles, 50K, marathon, and 30K. The 100K race serves as a qualifier for the 2026 Western States 100. The course features scenic trail..

Hit single track at the Hensley Off Road Races at Hensley Lake near Raymond CA in early February 2026. Trail runners and mountain bikers will tackle technical terrain and 10k finishers get medals and shirts.

Event overview The Mt. Umunhum Trail Conquest - Winter is a trail running event held at Almaden Quicksilver County Park, Hacienda Entrance, 21785 Almaden Rd, San Jose, CA 95120. The event offers multiple distances: 50K Marathon 30K 1/2 Mar..

Hit the coastal trails at Rodeo Beach in Sausalito on February 7, 2026 with options from a kids dash to a rugged 50K. Enjoy scenic single track, full aid stations, finisher medals and a welcoming finish line atmosphere.

Tackle the Monterey Ultra 50 Miler near Monterey, California: 50.7 miles of coastal trails through Fort Ord and Laguna Seca. Expect rugged single track and fire road footing with roughly 7,080 feet of climbing on looped terrain.

The Escape from Folsom is a trail running event held at Granite Beach, Folsom Lake State Recreation Area. It offers two race distances: a 10-mile run and a 5K (3.1 miles), both featuring scenic trails adorned with wildflowers. The course in..

Experience coastal trails and rolling dunes at the Fort Ord Trail Run near Monterey on February 7, 2026, choosing from 10K, 25K or 50K routes with climbs that reward you with big views. Expect well stocked aid stations, live timing and a fe..

Take on scenic Santa Monica Mountains and Point Mugu trails with creek crossings and ocean views at the Boney Mountain Trail Run. Choose a half marathon or 7k, chase a $500 course record bonus, and enjoy post race tacos and festival awards.

Boney Mountain on Feb 7 features a scenic yet rugged half and 7k near Thousand Oaks with steep singletrack, creek crossings and ocean views. Part of the SoCalTrail Trail Half Series, the race includes a medal, shirt and local breakfast.

Run scenic trails at Kenneth Hahn State Recreation Area with 5k, 10k, 15k and half marathon options on marked out and back loops. Expect a short steep climb, finisher medals, free photos and post race snacks for a fun park day.

Join Elevate at First Baptist Church in Santa Maria on Feb 13 and 14, 2026 for a community race supporting missions with a quick 5k loop or a social 12 hour endurance challenge. Expect aid stations, awards, and ice cream for 5k finishers.

Join Bay Breeze at San Leandro Marina Park on Feb 14, 2026 for a scenic bayside half marathon, 10K or 5K. All finishers receive custom medals and shirts and the race offers chip timing, aid stations and a remote runner option.

Run scenic trails in Griffith Park, Los Angeles with 5k, 10k, 15k and half marathon options on hard packed paths. Enjoy custom finisher medals, aid stations, snacks and free photos for a fun, family friendly race day.

Event overview The Ranch 50K and Half Marathon takes place February 14, 2026, at Daley Ranch in Escondido, CA, with the Start/Finish at Dixon Lake Picnic Area. Registration opens September 1, 2025; registration closes February 12, 2026 at 1..

Event details FOURmidable is a set of trail races held Saturday, February 21, 2026, in Auburn, California (298 Pacific Ave). The course runs in the Sierra Nevada foothills. Distances offered include: 50K 35.5K 1/2 Marathon 13K The event i..