Trail Running calendar near Big Bear Lake 2026-2027

Orange Curtain Run in Orange County, California offers a range of distance and timed events from 10K to 100K on mixed pavement and bike path surfaces. The event is scheduled for June 19 and 20, 2026 and includes a certified marathon.

Nixon 5K for Title IX on June 20, 2026 in Yorba Linda features a 5K and a 1K kids run along El Cajon Trail. The family-friendly event includes commemorative medals, race bibs, a 5K race shirt, and a Nixon Library admission.

A 5k trail run at Gypsum Canyon Wilderness on June 24, 2026 over fire roads and single track with about 350 ft of elevation gain. One aid station at mile 2.2 and a cupless race policy.

A weekend camping and trail event in Pearblossom, CA that raises funds for Chingonas on the Run. Participants attempt a six hour loop challenge on singletrack around Mount Hillyer with aid at a central basecamp.

A free, social, non-competitive trail run in Newport Coast on June 27, 2026, featuring an approximately 5.7 mile hilly route with rocky sections and about 760 feet of gain. Participants should have prior trail running experience.

A 5k uphill race on the slopes of Mt. Baldy Resort that climbs about 1,500 feet to the Top of the Notch, with a finish area featuring a BBQ, bar, and live music and lift access back down for bib holders.

Into the Wild is a 5k trail run at Saddleback Wilderness on July 15, 2026, over fire roads and single track with 300 ft of elevation gain. Entry is limited to 150 runners and there is no race day registration.

A trail race in Cleveland National Forest offering 50K, 30K and 15K on the Harding Truck Trail with substantial elevation gain, staffed aid stations, shuttle-only access at Tucker Wildlife Sanctuary, and hot July conditions.

Multi-distance trail race in Griffith Park with 5k, 10k, 15k and half marathon options on a marked, hard-packed dirt course; includes medals, free photos, aid station and free parking.

A multi-distance event at Whittier Narrows on July 19, 2026 offering 5k, 10k, 15k and a half marathon on marked out and back loops, with an aid station, medals, free photos and posted results.

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.

Scenic 5K, 10K and half marathon in Green Valley Lake with lakefront sections, forest service roads, aid stations and chip timing. Proceeds support youth environmental programs and trail maintenance.

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.

## 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 one day community run and festival on August 29, 2026 at A Snail's Pace Running Shop in Chino Hills. The event features a social group run on nearby trails, an expo with brand booths, and a raffle.

A community 3 mile fun run in Norwalk on September 5, 2026, organized by Cerritos High School alumni to support the school and honor local Dairy Valley history. In-person and virtual options are available.