Trail Running calendar near Santa Clarita 2025-2026

We have found 51 Trailruns within 80 miles of Santa Clarita. See below where and when you can find the races.

Totally 80's Fast Times in Huntington Beach, organized by CaliFlow Runs, offers a throwback festival-style race weekend at Bolsa Chica State Beach (Lot 25) in Huntington Beach, CA. The event features three distances—5K, 10K, and Half Marathon—plus a Kids Dash. Runners enjoy a flat, scenic, car-free..

That's No Moon Trail Races, held in Silverado, California, runs through the Cleveland National Forest and the Santa Ana Mountains. Distances include 50 Mile, 50K, and 30K on rough remote terrain—single-track trails and forest roads with significant elevation and exposed ridges. Expect demanding clim..

The Great American Pizza Run takes place in Long Beach, California, at 5400 E Ocean Blvd, offering multiple pizza-themed distances: 5K (The Fast Slice), 10K (The Deep Dish Dash), Half Marathon (The Full Pie Half), 1-Miler (The Cheesy Mile), and a Kids Dash (The Little Mozzarella Sprint). The course..

Chingona Fest Campout is a weekend trail-running and camping event in Pearblossom, California, held at a Group Campground in the Angeles National Forest. Titled “Chingonas on the Run: Camp & Loop,” the fundraiser invites participants to complete as many 4.16-mile loops as possible in six hours, with..

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..

October 2025

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 run held at O’Neill Regional Park in Trabuco Canyon, California. It offers 3- and 6-hour options on a 2.75-mile loop with about 500 feet of vertical gain per lap, challenging runners with a mix of ups and downs, single-track, and double-track sections. The wood..

SPACEROCK Trail Race is an trail running event set in Vasquez Rocks Natural Area Park, Agua Dulce, California. On October 18, 2025, runners can tackle Half Marathon+ (about 13.9 miles with up to 3,200 feet of elevation gain and descent), 15K, 10K, or 5K loops, each forming a course back to the start..

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..

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..

November 2025

The Santa Clarita Trail Race is an epic trail running event held in the golden hills of Santa Clarita, California, specifically at East Walker Ranch in Placerita Canyon. Set in a historic area where gold was first discovered in 1842, the race offers stunning and diverse landscapes featuring challeng..

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..