Trail Running calendar near Agua Dulce 2026-2027

A 68 mile ridge-line trail race across the Backbone Trail in the Santa Monica Mountains with about 13,600 feet of climbing. Solo runners need prior 50 mile trail experience; relay teams of 2, 3, or 4 are permitted.

Trail run and hike events in Griffith Park on January 24 2027, featuring 8M, 8K, 5K and a 2.2K kids run with marked courses, aid stations, participant shirts and finisher medals.

Trail events in Griffith Park on January 24, 2027, including an 8 mile out and back to the Hollywood Sign viewpoint, an 8K, a 5K, and a 2.2K kids loop with aid stations, timing, shirts, and finisher medals.

Trail races in Calabasas, CA on January 30, 2027 offer multiple distances from 30K to 100K, with the 100K serving as a 2026 WS100 qualifier. The event is organized by Keira Henninger Events and is held at 1925 Las Virgenes Road.

A trail event in Big Dalton Canyon offering a **50K solo**, a 4-person 50K relay, and a **10K loop**, with over 9,000 feet of elevation and proceeds to the Wildland Firefighter Foundation.

A Better World Running holds the Super Valentine 5k, 10k, 15k and half marathon at Griffith Park on February 14, 2027. The open, looped course runs mostly on a hard packed dirt horse trail with an aid station at the turnaround.

Timed 24 hour, 12 hour and 6 hour events on a rolling 2.2 mile loop at Will Rogers State Park in Pacific Palisades, CA. Solo entries and relay teams are accepted and a stocked aid station is available each loop.

A multi-distance trail event at Tejon Ranch near Lebec, California on February 27, 2027 featuring 100k, 50k, 25k and 11k courses on fire roads, with aid stations, chip timing, live tracking, camping options and a finish festival with food a..

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.

A series of road and trail races on Catalina Island around Avalon and Two Harbors, including a 26.2-mile trail marathon, 10K, 5K and a 1K kids run with island and ocean views.

Nine Trails in Santa Barbara, CA on March 13, 2027 offers 35 mile and 17 mile trail course options. The event is organized by AllWeDoIsRun, a member of national trail and running organizations.

Trail running event in Valencia California on 03/20/2027 offering 10K, Half Marathon, and 50K Ultra across hills, ridgelines, and canyon terrain with views of the Santa Clarita Valley.

Two days of trail runs and road and river bike rides at Griffith Park supporting Streets Are For Everyone's road safety work, with distances from 1K and family rides up to a half marathon and 100 mile ride, based at the Autry Museum.

A long-running multi-distance event in Agoura Hills with half marathon, 10K, 5K, mile and multi-race challenges, scenic courses through the Santa Monica Mountains, and a post race party.

Leona Divide takes place April 17, 2027 in Lake Hughes, CA, offering multiple trail distances including 100 mile and 100k races that serve as Western States qualifiers. Athlete guides are available and optional bib pickup is set for April 1..

A multi-distance trail event near Ojai, CA from April 30 to May 2, 2027, featuring high-elevation courses, strict qualification standards for ultras, a 150-person field limit, and no refunds or transfers.

A multi-format trail event in Placerita Canyon offering looped courses, multiple distances and time categories, team relays, camping, cupless aid stations, chip timing, and finisher swag on May 1, 2027 in East Walker Ranch Open Space.

A scenic 5k at Whittier Narrows Park with live mariachi and banda music, water stations, chip timing, and a post-race festival featuring tacos, a beer for 21+, a medal, and a t-shirt.

Trail event at Crystal Cove State Park on May 8, 2027 with 50K, 25K and 5K routes on dirt roads and single track, ocean views, participant shirt and finisher mug, supporting the John Wayne Cancer Foundation.

O'Neill Park Trail Races in Trabuco Canyon, California, feature multiple trail distances on May 15, 2027. Registration opens December 1, 2026 and the event has a no-refund policy with rollover options if canceled for weather or fire.