Trail Running calendar near Topanga 2025-2026

We have found 48 Trailruns within 80 miles of Topanga. See below where and when you can find the races.

Take on scenic Santa Monica Mountains and Point Mugu trails with creek crossings and ocean views at the Boney Mountain Trail Run. Choose a half marathon or 7k, chase a $500 course record bonus, and enjoy post race tacos and festival awards.

March 2026

Tackle the 48th Catalina Island Marathon, 10K or 5K on March 14, 2026 in Avalon. Trail routes through the Catalina Island Conservancy serve up ocean views and rolling green hills for a scenic off road challenge.

Back On The Ranch Trail Run Back On The Ranch Trail Run takes place on October 3 and 4, 2025, in Los Olivos, CA. The event offers timed and multi-duration trail options. Distances and formats listed for the event include: 3 hour 6 hour 12..

Run scenic singletrack through Las Virgenes Canyon in Calabasas with 22k and 10k options featuring hills, switchbacks and creek crossings. This March event is Race 2 of the SoCalTrail Trail 1/2 Series and includes shirts, finisher medals an..

Join the VALENCIA Trail Race in Valencia California on March 21, 2026 for scenic, rugged single track and ridge runs with 10K, half marathon and 50K distances. Expect big climbs, friendly aid stations and a festive finish.

April 2026

Run the scenic Point Mugu Trail Run in Malibu with ocean view switchbacks and challenging climbs on the Fireline Trail. Choose a half marathon or 10k, enjoy a finisher medal, free breakfast tacos and a beer garden and a course record bonus.

Billy Goat Mountain Climb on April 4, 2026 in Silverado CA invites runners to tackle scenic, challenging climbs through Cleveland National Forest with a 10K, half marathon, or a 17 mile Silverado Loop with big elevation gain. Finish line sh..

Celebrate Easter with a trail run at Griffith Park in Los Angeles. Choose distances from 5k to a half marathon on scenic dirt paths with a grassy start and finish. Finisher medals, snacks and free photos add festive fun for all paces.

Hit scenic trails and roads at the Nature Made Great Race in Agoura Hills on April 11, 2026, featuring the Chesebro trail half plus 5K, 10K, unique stack challenges and virtual options. Finish with a lively post race party, medals and expo.

Join the Run4Kids Ultra Running Party in Corona, CA on April 17 and 18, 2026 for a weekend of road and ultramarathon racing. Choose distances from half marathon to 100 mile or try timed events while supporting youth runners.

Test yourself on the scenic Leona Divide trails in Lake Hughes on April 18, 2026 with distances from 30k to 100 miles. The 100 and 100k are Western States qualifiers and the 50 mile offers an AC100 Silver ticket; register by April 1.

Run as far as you can in the redwood grove at Carbon Canyon Regional Park in Brea, choosing a 3, 6, or 12 hour timed division. Looping trail laps, stocked aid and finisher shirt and medal make this a scenic endurance challenge.

Join the 14th annual Aut2Run for Autism on April 26, 2026 at CSU Channel Islands in Camarillo. From Fun K to 15K plus a virtual option, celebrate Together We Shine and support Autism Society Ventura County with all proceeds donated.

May 2026

Join Coyote Two Moon, May 1 to 3, 2026 in Ojai, California, for scenic trail ultras in Los Padres National Forest with distances from 10K to 100 Miler. Expect big climbing, rugged singletrack, and a small field for a true mountain test.

Run scenic trails at O'Neill Regional Park on May 16, 2026, with distances from 10k to 50k for every level. Expect challenging singletrack, on site bib pickup, and a friendly race day vibe that welcomes beginners and ultrarunners.

Timed loop endurance run on a flat 1 mile course at a Riverside horse ranch over Memorial Day weekend. Choose solo or team formats from 3, 6, 12 or 24 hour events or go for the 100 mile challenge and rack up laps.

Run high mountain trails around Pacifico Mountain in the scenic Angeles National Forest with options of a 50k ultra or 21k trail race. Enjoy alpine views, aid stations, finish line food and on course support for a true SoCal trail day.

June 2026

Hit coastal singletrack at the Malibu Canyon Trail Races in Point Mugu State Park. Pick distances from half marathon to 100K and enjoy stunning ocean views and a rewarding trail challenge on June 6, 2026.

Join the Griffith Park Trail Marathon Relay and 8K for team excitement or a scenic solo run on fire roads and trails. Enjoy chip timing, a finisher medal, live music, food trucks and post race fun plus cash prizes for top finishers.

Run Phoenix Rising at Griffith Park with 5k, 10k, 15k or half marathon options on scenic dirt trails around Crystal Springs. Expect aid stations, finisher medals, free photos and a friendly shared trail with hikers and equestrians.