Trail Running calendar near Prisoners Harbor 2026-2027

A Thanksgiving Day community run in Santa Clarita offering a 5K cross country course through Central Park and a 1K for children. The event benefits the Santa Clarita Track Club and awards medals to the first 600 competitors.

Ray Miller 50/50 in Point Mugu State Park, Malibu, California on December 5, 2026 features 50 mile, 50K and 30K distances. Registration opens April 1 and closes June 1.

A 68 mile ultramarathon across the Backbone Trail in the Santa Monica Mountains with about 13,600 feet of climbing. Entry is capped at 200 runners; solo entrants need a prior 50 mile trail finish and relay teams are allowed.

Multiple race distances from 30K to 100K are scheduled for January 30, 2027 near Las Virgenes Road in Calabasas, California. The 100K is a 2026 WS100 qualifier and registration opens July 1, 2026.

A loop-based endurance event at Will Rogers State Historic Park offering 24, 12, and 6 hour timed races plus fixed distances and relay options on a 2.2 mile course.

Trail races on Tejon Ranch near Lebec, California, with 100k, 50k, 25k and 11k options. Marked fire road courses include aid stations, chip timing, noted wildlife and a finish line festival with food and a beer garden.

Santa Barbara Nine Trails is a trail running event in Santa Barbara, CA on March 13, 2027, offering 35 mile and 17 mile race options organized by AllWeDoIsRun.

Santa Barbara Nine Trails is a trail running event in Santa Barbara, California on March 13, 2027, offering 35 mile and 17 mile courses organized by AllWeDoIsRun.

VALENCIA Trail Race in Valencia, California offers 10K, half marathon and 50K ultra on single-track trails with multiple climbs and panoramic ridge views. The event features chip timing, aid stations and a cupless policy to reduce disposabl..