Trail Running calendar near Ventura 2026-2027

A trail event in Red Rock Canyon, Topanga featuring a 10k with significant vertical gain and a non-timed 4.5 mile Hiker's Delight, plus aid stations, post-race beer and tacos, massage and finisher medals.

This trail 5K takes place at Ascot Hills Park with views of the Hollywood Sign and Dodger Stadium. The chip-timed event benefits a local high school cadet program. A virtual race option is also available.

Traverse technical single track through the Angeles National Forest on this historic mountain race. Choose between 25K and 50K distances starting from the iconic summit of Mount Wilson.

A trail running event on Sep 26, 2026 at Corriganville Park in Simi Valley featuring 50K, 30K, and 15K routes through sandstone outcrops, oak savannah, and canyon vistas, with aid stations and charity support for Challenged Athletes Foundat..

A seaside themed run in Long Beach offering 5K, 10K, half marathon and family distances with chip timing, free race photos, finish line pizza and a costume contest.

A loop-based endurance event on Malibu's Chumash Trail with a 3-mile loop and about 1,250 ft gain per loop. It offers two divisions including X HEAVY with escalating weight and uses the motto "Every loop heavier. Every loop harder. Only one..

Run a scenic 5K on the shaded, groomed horse trails of Palos Verdes Peninsula. The event supports Strides in Recovery, a nonprofit helping people in addiction treatment through running. Participants receive a medal, t-shirt, and can enjoy a..

Run through the iconic rock formations of Vasquez Rocks Natural Area Park in a variety of trail distances. Challenge yourself on technical terrain including the Pacific Crest Trail and a 500 foot tunnel.

Experience scenic singletrack and natural terrain at Hahamongna Watershed Park in Pasadena with options for a trail half marathon, 10K, or 5K on Sunday, October 18, 2026. Perfect for trail runners seeking a challenging yet runnable course.

Trail races in Cheeseboro and Chesebro Canyon near Agoura, California offering 50k, half marathon and 5k courses over singletrack and fire roads. On-course aid, finisher medals, post-race tacos and a beer garden for 21 plus are provided.

Island View Endurance Run in Goleta CA offers 12 km to 100 mile trail races along the Gaviota Coast with large elevation gains, required GPX navigation, and spaced aid stations on an out and back loop.

A Thanksgiving tradition in Santa Clarita Central Park. Choose between a hilly 5K cross country course or a 1K event for younger participants. Proceeds benefit local youth track and field programs.

A Thanksgiving morning trail event in the Santa Monica Mountains with half marathon, 10k and 5k options, scenic singletrack and fire roads, finish line food and a beer garden, finisher medals, and an onsite canned food drive.

A trail running event at Point Mugu State Park in Malibu on December 5, 2026, offering 50 Miler, 50K and 30K options; registration opens April 1, 2026 at 6:00 AM PT.

Reindeer Run at Griffith Park on December 19, 2026 offers 5k, 10k, 15k and half marathon routes on marked hard packed dirt trails with aid station support, finisher medals, photos, and results posted after the event.

Traverse the entire Backbone Trail in the Santa Monica Mountains during this 68 mile ultra. Choose between a solo run or a relay team and experience over 13,000 feet of elevation gain with Pacific Ocean views.

Event Overview This event takes place in Griffith Park, Los Angeles. It offers several trail run and hike distances. The start/finish location is on a fire road just north of the Old Zoo. Distances Participants can choose from the following..

Tackle scenic trails in Griffith Park with routes offering iconic views of the Hollywood Sign. Choose from an 8-mile hike, an 8K, a 5K, or a kids' run. All participants receive a finisher's medal and a t-shirt.

A looped running event at Will Rogers State Historic Park using a rolling two mile circuit. It offers 6 hour, 12 hour and 24 hour formats plus standard distances and relay plus crew and pacer options.

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.