Trail Running calendar near Del Mar 2026-2027

Fixed-time trail events of three, six and eight hours on an approximately 2.75 mile loop at O'Neill Regional Park in Trabuco Canyon. Wooded trails with about 500 feet of gain per loop and a main aid station with food and hydration.

Trail races of 21 mile, 10 mile, and 4 mile distances run in the Crafton Hills near Yucaipa, California on November 14, 2026. Ten percent of registration fees support the Crafton Hills Open Space Conservancy.

Rooster's Backyard Ultra returns to Rohr Park for its third edition, using a repeated-lap backyard ultra format on a smooth hard-packed trail with a single gentle hill; dogs and car camping are allowed.

A mud and obstacle focused 5K at Oak Canyon Park in Irvine on November 21, 2026, featuring mud pits, walls, ropes, monkey bars and a festival area with vendors and food.

A Thanksgiving morning 1K/5K/10K on the Huntington Beach coastline that raises funds with World Help to drill clean water wells; routes run along the pier and Main Street with on-site check-in and nearby parking.

A Thanksgiving weekend trail event in San Diego on November 28, 2026, offering Half Marathon, 10K and 5K on dirt singletrack and service roads with climbing. The field is limited to 300 runners and the race is an ERS Championship qualifier.

Endurance event at Washburn Ranch, Hemet CA, on a one mile hardpacked dirt loop offering 100 miles, relay teams, and 24 hour, 12 hour, 6 hour and 3 hour formats with chip timing, live tracking, camping and onsite food.

A point-to-point 50-mile trail race from Sunrise Trailhead to Stagecoach Trails RV Resort, crossing Cuyamaca Rancho State Park and Stonewall Peak before descending Oriflamme Canyon. A 14.5 hour cutoff and an optional $15 pre-race shuttle ar..

A 28k trail run in Fremont Canyon at Irvine Regional Park featuring about 3800 feet of elevation change and four aid stations. The course runs on fire roads, is cupless, and participants are asked to carry personal hydration.

A Last Person Standing loop race at El Dorado Ranch in Yucaipa on Dec 11, 2026. Runners repeat a measured 4.16 mile loop at night until one person remains; permits are pending and registration closes Dec 8.

Crystal Cove Trail Run in Laguna Beach offers marked trail races of 15K, 6K and a Kids 1k with aid stations, course photography and on site amenities. The 15K includes a $2,000 prize purse and age group awards.

Trail races at Daley Ranch near Dixon Lake offer 10 Mile, 10K and 5K courses from El Caballo Park with single track and dirt roads. The 10 Mile climbs Standley Peak for a 360 degree view and the field is limited to 300 runners.

A holiday trail event in San Diego with marathon, half marathon, 10K and a new six hour Hill Climb on a 2.5 mile loop. The event includes solo and team costume awards and King and Queen of the hill honors.

Trail races on Catalina Island featuring a 50 Mile and a 50K course that start and finish in Avalon. Organized by the Avalon Lions Club to raise funds for island charities and schools, with ocean views and possible bison sightings.

Experience a diverse trail running event in Escondido featuring everything from a 50 mile ultra to a stroller friendly 5k. Explore the valley floor or climb to the summit of Raptor Ridge in this cupless race series.

A Spartan Race weekend at Lake Perris State Recreation Area on Jan 23 and 24, 2027 features 5K, 10K and 21K obstacle races plus a kids race. The course is described as flat and fast with lakeside views and park facilities.

A trail race at Lake Hodges on January 24, 2027 featuring 50K, half marathon, 10K and 5K over single track and dirt roads with 100 to 2900 feet of elevation gain. A new DemiGod Challenge combines three distances in one day with a five hour..

A 24 hour trail event at Lake Perris featuring repeated laps of the Molcajete 1.0 loop of just over 4 miles. Available for individuals or four person teams with awards for top finishers.

Trail races at Daley Ranch in Escondido, CA include a 50K (two 15.6 mile loops, 6,318 ft gain) and a 13.1 mile half, with three stocked aid stations, set cutoffs, race shirts, finisher medals, and awards.

A trail race in San Pasqual Valley with 10K, half marathon and 20 mile options through vineyards and orange groves. Longer routes summit Raptor Ridge twice and the finish includes a free local wine tasting. Field limited to 450 runners.