Trail Running calendar near Brea 2026-2027

Trail races at Daley Ranch on February 13, 2027 include a 50K (two 25K loops) and a half marathon, three fully stocked aid stations, defined cut off times, and pre race training runs.

Valentine's Day races at Griffith Park offering 5k, 10k, 15k and a half marathon on a marked dirt trail with aid station and finisher medals.

A 10th annual trail race in San Pasqual Valley with three distances through vineyards and orange groves. Half and 20 mile courses summit Raptor Ridge twice and the finish features a free local wine tasting; field limited to 450.

Timed 6-, 12- and 24-hour formats on a rolling 2.2 mile loop at Will Rogers State Historic Park, with relay options, a stocked aid station, and crew/pacer provisions.

A family friendly run and walk in Valencia CA featuring 1K, 5K and 10K options plus virtual races. The USATF certified course runs along the South Fork River Trail and proceeds support Students Off And Running with an expo and festive activ..

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.

A waterfront running festival in Long Beach on March 20, 2027 featuring races from 5k to a half marathon, a beer mile with four included beers and a nonprofit beer tasting alongside a one mile Beer Stroll.

Obstacle event at Lake Elsinore Raceway on March 20, 2027 offering a 15+ km course, a 5 to 8 km option, multiple obstacles and a Mudder Village festival.

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.

A mud and obstacle event at Lake Elsinore Raceway on March 20, 2027 offering 15K and 5 to 8K courses, an Infinity multi lap option, spectator access and group packages, with finisher medal, shirt, headband and drink included.

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.

Flat coastal trail races in Del Mar offering 10K and 5K courses with lagoon views and a downhill finish on hard packed dirt.

Multi distance trail running and gravel bike events at Diamond Valley Lake in Hemet, California. Routes include lakeside loops, out and back courses, a stroller 5K and a kids fun run.

Obstacle course weekend at Pala Fox Raceway with Sprint 5 km, Super 10 km, kids races, spectator options and on-site festival.

Trail races at Noli Indian School on the Soboba Indian Reservation offering marathon, half marathon, 5k and Kids 3k across Native and Open divisions.

A multi-distance running event in Agoura Hills with half marathon, 10K, 5K, 1 mile and multi-race challenges, held around the Santa Monica Mountains with a large 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..

Trail race in Placerita Canyon, Santa Clarita on May 1, 2027. Multiple distances from 1 mile to 60K, 6 and 12 hour categories, and team relays. Camping, cupless aid stations, and finisher medals are part of the event.

A 5k through Whittier Narrows Park with tacos, beer for 21+, live mariachi and a post race festival; packet pickup occurs the day before and a 2 hour time limit applies.

Trail runs of 50K, 25K and 5K at Crystal Cove State Park on May 8, 2027 supporting the John Wayne Cancer Foundation.