Trail Running calendar near Orange 2026-2027

Multiple out-and-back races on a hard packed dirt horse trail in Griffith Park on July 18, 2026, offering 5k, 10k, 15k and half marathon distances, aid station support, finisher medals, free photos, and free parking at Crystal Springs Picni..

Out and back loop races at Whittier Narrows on July 19, 2026 include 5k, 10k, 15k and a half marathon. Registration features medals, photos, and results posted within 12 to 24 hours.

Experience a unique desert night run under the Full Buck Moon on a scenic looped course. Choose between distances ranging from 9 miles to a 50k ultramarathon through manzanita groves and single track trails.

Aztlan XC Classic is a 5K event in Elysian Park, Los Angeles on July 25, 2026, with youth and adult race categories and differing registration options. Proceeds support the Aztlan Athletics Foundation's camps and scholarships.

An evening trail event in Pasadena's Lower Arroyo Park offering 6K and 12K routes with chip timing and aid stations. The finish includes tacos and drinks and runners receive a commemorative shirt and wooden medal.

Experience a scenic mountain race through the pine forests of the San Bernardino National Forest. Run alongside the lake and onto forest trails with distances including a 5k, 10k, and Half Marathon.

Experience trail running in Orange County with several race distances ranging from a 5k to a 6 hour timed challenge. Navigate a scenic 3.3 mile looped course with multiple early bib pickup options available.

A trail race at Malibu Creek State Park in the Santa Monica Mountains offering 25k, 50k and 75k options, significant vertical gain, stocked aid stations, and prize money including a $3,500 50k purse and a $500 25k course bonus.

## Conquer the Wall is an annual uphill running event at Snow Summit near Big Bear Lake. The one mile course rises about 1000 feet from a 7000 foot start and supports Big Bear High School cross country.

The 21st Annual Martha Walker Wild Duck is a 5 km cross country race at Guajome Regional Park in Oceanside, California. It is the opening race of the 2026 Dirt Dogs XC Series and includes a race flyer and course maps.

A 5k trail run at Red Rock Wilderness near Silverado, CA featuring fire roads and single track, 300 feet of climbing, one aid station, a cupless policy, and no pets allowed.

Dirt Circus Los Angeles is a free one-day community run and expo on August 29, 2026 at A Snail's Pace Running Shop in Chino Hills. It features group runs of 5K and 10K, local vendors, product demos, and a raffle.

The 61st Mt Baldy Run to the Top on September 7, 2026 is a fundraising mountain trail race in the Angeles National Forest covering about 7 miles with 4,000 feet of ascent to the 10,064 foot summit, with proceeds aiding local services.

Tough Mudder Big Bear is an obstacle event on September 12, 2026 at Bear Mountain near Big Bear Lake, CA. It offers 5K and 10K courses with multiple obstacles, finisher items, spectator passes, volunteer roles, and group options.

A Stadion 5 km obstacle race with 20 obstacles at Angel Stadium of Anaheim, plus a kids race and spectator tickets. The event has a 4.8 rating from 40 testimonials and offers team entry options and a service member discount.

An evening trail event in Griffith Park featuring a 10 Mile Relay for teams, a 5K solo race, and a 1K kid run, plus live music, race photos, finisher medals and on-course medical support.

An evening trail event in Topanga's Red Rock Canyon featuring a 10k with significant vertical and a non timed 4.5 mile Hiker's Delight. The event includes aid stations, a beer garden for 21 plus, vegan tacos, sports massage and awards.

An urban event in downtown Los Angeles with a stair climb up 1,664 steps at the U.S. Bank Tower, an Urban Hike past major cultural sites, a Heroes Challenge category, and a virtual participation option.

A weekend of Spartan obstacle races at Lake Elsinore Raceway on Sep 26 and 27, 2026 featuring Sprint and Super courses, kids races, Hurricane Heat challenges, and spectator access near a large natural freshwater lake.

A 3.1 mile trail event at Ascot Hills Park in Los Angeles with chip timing and views of Dodger Stadium and the Hollywood sign. Proceeds support the Wilson High School Fire and Police Magnet Cadet Program and Ascot Hills Park.