California
California Trail Running Calendar 2026-2027
Explore the best trail runs in California for 2026-2027! Our updated list features 370 exciting trail runs across the region. Find your next trail run in California below and join the trail community at these great events!
November 2026
Invite only 69 miles in the Santa Monica Mountains with about 13,000 ft of climbing, three load categories, mandatory checkpoints and an out and back AllTrails route.
Trail races at Darrington Trail Head in Folsom Lake offering 5K, 10K, 18M and 36M on rocky single track with aid stations and marked routes.
A trail race at Finegold Creek Preserve in Friant, California, featuring a 10k and a 7k on conserved foothill land. Net proceeds support Kids Kasa Foster Care and the Sierra Foothill Conservancy.
Trail running event in Griffith Park on November 21, 2026 offering distances from 10K to 50K on singletrack and fire road.
A community endurance event in Bakersfield on 11/21/2026 where a 4.2 mile loop starts each hour. Participants can run one loop, repeat loops through the day, or attempt twelve loops for about 50 miles with aid and free parking provided.
Timed running event at Jacob Myers Community Park where runners attempt the most miles in 2, 4, 6, or 8 hour races on a loop just under one mile.
A community fundraiser with multiple run, walk and ruck distances, kids races, a legacy walk, team fitness challenge and virtual options supporting Jeppy's Playground.
A 3 mile cross country run on the Villanova Preparatory campus in Ojai featuring hilly dirt terrain, electronic timing, medals, and limited t shirts.
11th Annual Nomadic 5K Trail Run at Arbolado Park in Walnut Creek on November 21, 2026, a community 5K with a walk option, Mongolian food and kids activities.
Free social trail run in Newport Coast on November 21, 2026; about 6.5 miles and 1000 feet of ascent with snacks and a raffle afterward.
Ukiah Turkey Trot at Lake Mendocino on 11/22/2026 offers a Kids 5K, a stroller friendly 5K, and a 10K on paved and single track trails.
A community Turkey Trot at Santa Clarita Central Park on 11/26/2026 featuring a 5K cross country course and a 1K kids run, with proceeds supporting club programs.
Trail races on Thanksgiving in the Santa Monica Mountains: half marathon, 10k and 5k with ocean views, finisher medals and a post-race beer garden.
A Thanksgiving morning turkey trot at Point Pinole with 5K, 10K and a short kids sprint, plus a food drive supporting the Food Bank of Contra Costa & Solano.
A Thanksgiving Day vegan fundraiser at San Leandro Marina featuring a flat 5K, canicross with dogs, a 1 mile walk, and kids races supporting the Milo Foundation.
A community untimed run and walk at Benicia Community Park on Thanksgiving supporting the Tim and Jeannie Hamann Foundation and local cancer patients.
Trail races at Beals Point near Folsom Lake on Thanksgiving Day offering 10K, 5K and a free 1K kids run with family friendly amenities.
A Thanksgiving Day event at Hooper Stadium featuring 5K and 10K runs, a 5K walk, and a kids race on mixed trail and street terrain.