Anaheim
Trail Running Calendar near Anaheim 2026-2027
Explore the top trail runs near Anaheim for 2026-2027! We've gathered 53 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
Trail races at Caspers Wilderness Park near San Juan Capistrano offering 10K, half, 35K, marathon and 50K on well marked singletrack and fire roads.
A 3.6 mile trail loop at Coastal Peak Park with about 585 ft gain per loop through coastal sage scrub and riparian canyons; part of the Southern California UltraRunner Grand Prix Series.
November 2026
Two mornings at Runyon Canyon Park with free registration and 5K and 10K route options on November 6 and 7, 2026.
Trail running event in Silverado, CA with marathon, 25k, half and 10K courses routed through Black Star Canyon and the Mariposa Reserve.
A Griffith Park 5K run and walk hosted by the Sandy Rollman Ovarian Cancer Foundation to raise funds and awareness for ovarian cancer research.
A 4K pet division and a 5K human-only race in Griffith Park on 11/14/2026, with proceeds supporting the Run for Paws nonprofit.
Fixed-time trail runs at O'Neill Regional Park on a roughly 2.75-mile wooded loop with 8, 6, and 3 hour options and a central aid station.
Trailsgiving at Elysian Park features 5K, 10K, 15K and half marathon trail loops with finisher medals, live results and free photos on November 14, 2026.
Friendsgiving offers 5K, 10K, 15K and half marathon distances at Whittier Narrows on Nov 15, 2026 with finisher medals, live results and free photos.
Mud and obstacle focused 5K at Oak Canyon Park in Irvine on November 21, 2026 with packet pickup the day before and a finish line festival.
Trail running event in Griffith Park on November 21, 2026 offering distances from 10K to 50K on singletrack and fire road.
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.
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.
December 2026
Trail races at Crystal Cove State Park on December 12, 2026 include 15k, 6k and a 1k kids run with a $2,000 prize for the 15k.
Night trail races of 5K and 10K at Marvin Braude Mulholland Gateway Park in Tarzana, CA, with marked fire road courses and required headlamps.
A charity 5K run and 2.5K walk at Griffith Park supporting local agencies that serve people experiencing homelessness and food insecurity.
Holiday-themed run at Griffith Park offering 5K, 10K, 15K and a half marathon on a shared hard-packed dirt horse trail with medals and aid station.
January 2027
Trail running event at Whittier Narrows Nature Center on January 30, 2027, featuring 10K, 5K and a kids dash with finisher medals.