Trail Running calendar near Big Bear Lake 2025-2026

We have found 52 Trailruns within 80 miles of Big Bear Lake. See below where and when you can find the races.

Caspers Trail Races, set to take place in San Juan Capistrano, CA, features a variety of trail running events including a 10K, half marathon, 30K, marathon, and 50K. Organized by KH Races, the event promises well-supported and clearly marked courses, along with appealing race swag for participants...

The Boundiful Endurance Runs is an exciting running event held at Washburn Ranch in Hemet, California, featuring a unique 100% hardpacked dirt surface course. Participants can choose to run solo or as part of a relay team, with options for 100m, 24-hour, 12-hour, 6-hour, and 3-hour races. The event..

December 2025

The Fremont Canyon 28k Trail Run is an exciting running event taking place in Irvine Regional Park, Orange, California. Scheduled for December 6, 2025, this challenging 28k (17.5 miles) course features fire roads with an elevation gain and loss of 2860 feet, making it suitable for experienced runner..

The Tenth Annual Keepin' It Rural 5K/10K Trail Race and Festival takes place at the scenic Elfin Forest Recreational Reserve in north San Diego. This unique event features chip-timed races for both 5K and 10K runners, with a special course for hikers. The race begins and ends at the Olivenhain Dam,..

The Crystal Cove Trail Run is a premier running event set in the scenic Crystal Cove State Park, Laguna Beach, California. Participants can choose from three distances: the challenging 15k, which includes steep climbs and technical sections like the Rock Garden and Elevator, the 6k, and a fun 1k for..

The Dixon Lake Trail Race, held annually in beautiful Daley Ranch, Escondido, features a 10-mile and 10K race that begins at El Caballo Park. Runners will ascend to the top of Stanley Peak, enjoying stunning 360-degree views along the way. The race includes elevation gains ranging from 900 to 1300 f..

January 2026

The Del Dios Trail Race, also known as the "Race of the Gods," is an annual running event held at Lake Hodges in Escondido, California. Scheduled for January 4, 2026, this 11th edition features various race distances, including a 50K, half marathon, 10K, and 5K, all set against the stunning backdrop..

The San Diego 50 Mile & Trail Marathons is a diverse running event taking place in Escondido, California, featuring multiple race options including a 50-mile ultra marathon, trail marathon, marathon relay, heavy half marathon, and various shorter distances for all ages. The event emphasizes inclusiv..

February 2026

The Ranch 50K is a trail running event held at Daley Ranch in Escondido, California, featuring a challenging course with significant elevation gain. The race includes a 50K distance, consisting of two loops of 25K each, and a half marathon option, both starting and finishing at Dixon Lake Picnic Are..

The San Pasqual Valley Trail Race, set in the picturesque San Diego Wine Country, offers a scenic running experience with three distance options: a 10K, Half Marathon, and 20 Mile race. Participants will enjoy breathtaking views as they navigate through vineyards and orange groves, with the more cha..

March 2026

The Nine Trails 35 Mile Endurance Run is a challenging trail running event organized by AllWeDoIsRun, set in the scenic landscapes of Santa Barbara, California. This endurance run is designed for experienced runners looking to test their limits over a 35-mile course, with an additional 17-mile optio..

May 2026

The Nanny Goat event, now postponed to May 23-24, 2026, is a unique running experience held at a private horse ranch in Riverside, CA. Participants can choose from various race formats, including 6-hour, 12-hour, 24-hour, and a 100-mile challenge, with the goal of completing as many laps as possible..