Trail Running calendar near Castaic 2026-2027

Experience the natural beauty of the California Central Coast at the Santa Barbara Nine Trails. Choose between 17 mile and 35 mile distances for an organized trail running event in Santa Barbara.

The Singletrack Stampede is a 22k and 10k trail run through the scenic Las Virgenes Canyon near Calabasas. Runners navigate a cross-country course with switchbacks, creek crossings, and expansive views. The event includes a finisher medal,..

Course Overview The Santa Barbara Nine Trails 35 Mile Endurance Run is a point-to-point course that covers much of the Santa Barbara front country trail system. The route starts at the Jesusita Trailhead on San Roque Road and goes to the Ro..

Experience the rolling hills and scenic ridgelines of Santa Clarita at the Valencia Trail Race. Choose between 10k, half marathon, or 50k ultra distances through beautiful Southern California canyons.

Explore the trails of Whiting Ranch Wilderness Park in Orange County. Choose from four distances, from a 6k to a 30k, on courses with views through oak woodlands. The event is well-supported and offers participant gear.

Experience a scenic trail run through oak lined canyon paths in Camarillo while supporting low cost horse riding programs. This inaugural event features a fast 5K and a Kiddie K for young participants.

Experience the 16th annual spring edition of this trail event in Los Angeles. Runners can choose from multiple distances including a new 50 mile ultra and family friendly 10k routes through Griffith Park.

Tackle the trails in the Cleveland National Forest near Silverado with the Billy Goat Mountain Climb. Choose from three distances, all featuring significant elevation gain, including a local favorite 17-mile loop. Aid stations and shuttles..

Join this spring event at Griffith Park featuring distances from a 5k to a half marathon on a scenic dirt trail course. Enjoy a relaxed atmosphere with finisher medals and free race photos for all participants.

Santa Barbara Tough Enough The Santa Barbara Tough Enough is a 59-mile event that runs mostly along the Transverse Range ridgeline. It starts at Toro Canyon Park in Montecito and finishes at Nojoqui Falls Park near Solvang. The course is ru..

Experience the scenic beauty of Agoura Hills at this long running event featuring road and trail races. Choose from distances ranging from 1 mile to a half marathon with a celebratory post race atmosphere.

Join this community focused event at Ventura Beach featuring multiple distances from 5k to a half marathon. Enjoy a relaxed run along beach path loops with finisher medals, photos, and snacks included for all participants.

Step back in time for a totally tubular run in Huntington Beach. This 80s themed event features a 5K, 10K, and Half Marathon on a flat, scenic oceanfront course. After the race, enjoy a costume contest, a beach party with a live DJ, and an..

Leona Divide offers five trail distances from 30K to 100 miles in Lake Hughes, California. The event serves as a qualifier for Western States and awards tickets for the Angeles Crest 100. Registration closes on April 1.

Race through the ocean-view trails of Point Mugu State Park on a 21k or 10k course. Enjoy a finisher medal, breakfast tacos, and a post-race beer garden. It's part of a six-race half-marathon series with special awards.

Choose your challenge on the rugged trails of Woodland Hills. The Las Virgenes Canyon Ultra Trail Races offer six distances, from a 6K to a new 100K ultra. Enjoy fully supported aid stations and a festive post-race atmosphere.

Test your speed and navigation skills in this unsanctioned 4+ mile race through Chino Hills. Navigate four checkpoints across gravel and trail terrain to compete for cash prizes in a format where you choose your own route.

A 13.5-mile trail race on fire roads and single track in Limestone Canyon with 2,719 feet of elevation gain, two aid stations, cupless policy, and limited packet pickup options.

Join the 14th annual Aut2Run for Autism on April 26, 2026 at Cal State University Channel Islands. Choose from a 15K, 10K trail race, 5K, 1 mile, or a Fun-K for kids and adults with special needs. Every step supports the Autism Society Vent..

Support youth programs while running or walking through beautiful Griffith Park. This community trail event features a 5K course for all ages and offers medals and t-shirts to the first 500 participants.