Trail Running calendar near Alpine 2026-2027

A 24 hour loop ultrarunning event at Montgomery Waller Community Park featuring a 1.22 mile mixed-surface loop, multiple timed race options, on-course aid and campsite facilities, finisher medals and a $1500 purse for 125 miles.

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.

A free, social, non-competitive trail group run on July 25, 2026 in Newport Coast, CA. The route is about 6.5 miles with roughly 1,000 feet of gain on hilly, rocky trails; participants should have trail experience and bring hydration.

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.

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 free, untimed 3 mile trail run for the local trail community with a grab bag of vintage ERS swag, limited to 250 participants and held near the San Dieguito Lagoon on August 26, 2026.

A night trail run on private ranch trails in Alpine, California, under reflective course markers. Multiple loop distances are offered, headlamps are required, camping is available and aid stations will be illuminated.

Trail races in Pine Valley, California on September 5, 2026 offering 50 kilometer and 15 kilometer options. Both races have fixed cutoffs, marked trails with frequent ribbons, staffed aid stations, and specific rules for pacers, crews, and..

A memorial stair-climb in San Diego to honor the 403 emergency responders lost on September 11, 2001, raising funds for FirefighterAid with a 2026 goal of $120,000.

A weekend of Spartan obstacle races at Lake Elsinore Raceway on Sep 26 and 27, 2026, featuring Sprint and Super distances, kids races, and timed Hurricane Heat formats. The course uses rugged trails and open terrain near a large natural fre..

A community running event in San Marcos on September 26, 2026 offering a 10K competitive race, a 5K fun run and a free kids trot, with race shirts, wooden medals and an on-site expo.

The Trail & Wine Valle de Guadalupe will take place in Ensenada on Saturday 26 September 2026. You can run between 12 and 50 kilometers.

Cuyamaca 100k is a 100 kilometer trail race in San Diego on Oct 3, 2026, crossing oak woodlands, meadows, pine forest and chaparral. The 2026 event is a Western States 2027 qualifier and supports outdoor education and public lands causes.

Trail races in Carmel Valley in October with multiple distances and a short steep climb called Puke Hill, held on single track and dirt roads with variable elevation gain.

A multi-distance event on the Cahuilla Indian Reservation in Anza, California with looped dirt roads, camping, hot food at aid stations, and proceeds supporting the tribe's youth programs.

Experience a diverse weekend of trail running and off road duathlon at San Diego’s Scenic Lake Hodges. Choose from distances ranging from a kid’s mile to a 50K ultra marathon or tackle the mountain bike and run challenge.

Mountain trail event on October 17, 2026 offering 50K, marathon, and half marathon options that climb to Cuyamaca Peak on single track trails, with substantial elevation change and GPX course files available.

A 200 mile endurance run around San Diego County held in Escondido Oct 23 to 26, 2026. Runners have 82 hours to finish, must have crew support, and the field is limited to 24 experienced ultrarunners.

A trail event at Los Coyotes Reservation on October 23-24, 2026 offering a 3.1-mile Yellow Loop and timed 6H and 24H ultra options across desert and alpine trails, with on-site camping, food trucks, and festival amenities.

A team trail relay at Los Coyotes Reservation on October 23-24, 2026 covering 112.8 miles and 23,800 feet elevation gain with camping and village amenities.