Trail Running calendar near Santa Clarita 2025-2026

Angeles National Forest Trail Race takes place in Mt. Wilson, California, with start and finish at the Mt. Wilson Observatory.The event offers two ultramarathons: 25K (about 3,500 feet of elevation gain) and 50K (about 7,000 feet), routed through the San Gabriel Mountains. The course is described as..

The Bandit Ultra Trail is a premier trail running event held in Simi Valley, California, at Corriganville Park. Set against the scenic backdrop of Rocky Peak's mountains and steep canyons, the race offers stunning views of sandstone boulders, oak savannahs, and diverse wildlife habitats. Participant..

Ascot Hills Challenge 5K is a trail race at Ascot Hills Park in East Los Angeles. The event features a 3.1-mile trail course described as the best in East LA, suitable for runners, walkers, and hikers. Participants enjoy views of the city, including Dodger Stadium and the Hollywood sign, from within..

Palos Verdes Trails 5K is a residence of ernie Howlett Park on the Palos Verdes Peninsula, CA, offering a 5K through Palos Verdes trails. The course features eucalyptus shade and well‑groomed horse trails over gently rolling hills, delivering a nature‑driven, invigorating experience. The atmosphere..

Mount Wilson Trail 5K Recovery Run is a road 5K and a Kids Fun Run held in Sierra Madre, California, at Kersting Court. The 2025 event moves to Saturday, October 4, featuring vendor booths at Kersting Court, a photo booth, and a beer garden to celebrate Octoberfest. The race aims to unite the commun..

The Rock It in Chino Hills 5K & 10K is a trail running and hiking event held at Chino Hills State Park in Brea, California. Participants can choose between a 5K or 10K course that showcases the park's stunning and expansive trails, offering scenic views and a tranquil outdoor experience. The race in..

Live Oak Odyssey is a fixed-time trail running event at O'Neill Regional Park in Trabuco Canyon, CA (30892 Trabuco Canyon Road). The event offers two timed options: 6-hour fixed-time event 3-hour fixed-time event Each lap is approximately 2.75 miles with about 500 feet of vertical gain per loop...

Race of Legends XC is a cross-country running event held in Los Angeles, California (zip 90065). The race offers a 5K Run, described on the organizer’s site as a "People's race," suggesting an inclusive, community vibe. The event takes place at or near 1900 N San Fernando Rd in Los Angeles, aligning..

SPACEROCK Trail Race takes place at Vasquez Rocks Natural Area Park in Agua Dulce, California. The event offers four distances: Half Marathon+ (roughly 13.9 miles with about 3,200 feet of elevation gain and descent), 15K (14.3K), 10K, and 5K. The courses mix technical single-track with rocky climbs..

The Pasadena Trail Half Marathon, hosted by Pasadena Running Company, takes place at Hahamongna Watershed Park in Pasadena, California. This event offers three distance options: 5K, 10K, and a challenging half marathon. The half marathon course spans 13.1 miles with an elevation gain of 1,855 feet,..

Twilight's Last Gleaming Cross Country Challenge is a rare evening cross-country race held in Ventura, California. Now in its 40th year, it takes place on the last Saturday in October, except Halloween when it will be a week earlier. The course is notorious and punishing: the first mile climbs a cit..

No Name is an ultra trail race hosted by SoCalTrail, held in Cheeseboro Canyon at Cheeseboro National Park near Agoura, California. The event offers three distances: a 50k, a Half-Marathon, and a 5k trail run. The course weaves through diverse terrain: runnable ascents, winding singletracks, steep f..

No Name Trail Races is a SoCalTrail event held in Cheeseboro National Park near Agoura, California. The lineup features a 50K ultramarathon, a Half-Marathon, a 5K, and a Kids 2K, offering something for a range of abilities. The atmosphere is described as low-key and welcoming, a local favorite with..

The Santa Cruz Island Eco-Extreme Trail Half Marathon is a challenging 13.3-mile trail race held on Santa Cruz Island in Channel Islands National Park, California. Organized by the Ventura County Sheriff's Search and Rescue Upper Ojai Team, this rugged course features steep hills, creek crossings, a..

OC Trail Runners Group Run takes place on Saturday, October 25, 2025 in Newport Coast, California. The run is free, social and non-competitive, described as slower-paced and take-it-easy. The stated goal is to spend time outdoors and socialize with other trail runners. Participants are asked to hav..

Casper's Trail Races on Oct 25, 2025, take place in San Juan Capistrano, California, offering trail distances: 10K, 13.2 miles, 30K, marathon, and 50K. The event, hosted by KHraces, aims for a well-supported, well-marked experience with swag, highlighting Orange County’s fall trail atmosphere. While..

The event takes place at Bill Barber Memorial Park in Irvine on Sunday, October 26, 2025. Distances offered: 5k 10k 15k Half marathon The course is an open route on a shared path and uses out-and-back loops that will be marked. Specific loop formats listed are: 5k as an out-and-back route, 10k a..

Griffith Park Trail Marathon, organized by KH Races, is held in Los Angeles’ Griffith Park, starting at the Merry-Go-Round Lot 1. The event offers multiple distances: 50K, Marathon, 30K, Half-Marathon, and 10K. The course is an out-and-back route weaving through the park’s trails, mixing single-trac..

Santa Clarita Trail Race is a golden-trail running event held in East Walker Ranch on Placerita Canyon Road, Santa Clarita, CA. Brought to you by New Global Adventures, it offers four distances: 5K, 10K, Half Marathon, and 28K. The race winds through historic Placerita Canyon, where gold was discove..

Catalina Island Half-Marathon & 10K is a mountain-trail running event held in Avalon, Catalina Island, California. The program features a 13.1-mile Catalina Island Half Marathon, a 6.2-mile Catalina Island 10K, plus a Kids Run and an optional Triple Crown challenge. The course begins in Avalon, proc..