Trail Running calendar near Del Mar 2025-2026

Run the scenic Catalina Island Half Marathon or 10K on November 8, 2025 in Avalon, where a trail course climbs to a summit with sweeping Pacific and Channel Island views. Bring the family for a kids 1K or test yourself in the Triple Crown C..

Push your limits at the Sri Chinmoy 6 hour race around Miramar Reservoir, a scenic 5 mile loop with chip timing and a 70 runner field. Walkers welcome and all finishers receive a shirt, medal and certificate.

Hit the autumn trails at Chino Hills State Park on November 15, 2025, with 30K and 50K options. Well marked courses, plentiful aid and sweeping views support the Discovery Center for a spirited day of trail running.

Celebrate the City of Fullerton's inaugural 5K Trail Run through scenic Brea Dam trails near the Fullerton Tennis Center and Golf Course. After the race, enjoy a Health & Wellness Fair, food trucks, a finisher shirt, medal and free photos.

The RD Trail Half Marathon will take place in Tijuana on Sunday 23 November 2025. You can run 21 kilometers.

Explore a scenic 5 mile loop at Red Tail Roost in Cleveland National Forest with possible snow and ice underfoot. Hot drinks, snacks and photo stops make this a cozy social outing for ages 18 to 35; limited spots available.

Celebrate Thanksgiving with the first annual Spring Valley 5K on scenic Quarry Road, offering a trail run or walk plus a relaxed 1.5 mile Community Stroll and a lively half mile Kids Sprint. Family friendly and welcoming to all ages.

Run a scenic one mile loop at Washburn Ranch in Hemet with 100 mile, 24 hour and relay formats, live tracking, on site camping and close aid. Buckles await solo runners who complete 100 miles within the 31 hour window.

Run scenic single track at Black Mountain Ranch Park in the Turkey Burner, offering a half marathon, 10K, 5K and kids dash. Expect steep climbs on the technical half and a capped field for a friendly trail vibe.

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..

Tackle a scenic 50 mile point to point ultramarathon through Cuyamaca Rancho State Park, climbing Stonewall Peak and dropping to the desert finish near Julian. Family and crew friendly with camping, showers and a post race meal to celebrate..

Join the San Clemente Santa Run on December 6, 2025 for a festive 5K or fun run along the beach, starting at the Pier Bowl. Celebrate with music, an auction and dinner while supporting Lily's Lighthouse and epilepsy research.

Tackle scenic single track trails at Elfin Forest in the Keepin' It Rural 5K and 10K, where runners get chip timing and a festive post race party. Enjoy a tech shirt, finisher medallion and a beer while supporting Escondido Creek Conservanc..

Celebrate the SoCalTrail season finale at Crystal Cove State Park in Laguna Beach with scenic coastal trails and challenging climbs on 15k and 6k courses. Family friendly 1k for kids, cash prizes for 15k podiums, finisher medal, breakfast a..

Tackle scenic trails at Dixon Lake on December 13, 2025 with 10 mile, 10K or 5K options. The challenging courses climb to Standley Peak for sweeping summit views and a limited field keeps the experience intimate.

Get into the holiday spirit at Run for a Claus in Irvine on Dec 20, 2025, with 1 mile and 5K options plus virtual entries. Enjoy festive music, cookies, a Santa hat, finisher medal and support local charities and kids.

Tackle Sycamore Canyon's rugged singletrack at the Dirty December Trail Run on Dec 21, 2025, with marathon, half, 10K and a repeating hill climb loop. Expect big climbs, festive costumes, a tech shirt and finisher awards.

Challenge yourself on scenic single track and dirt roads around Lake Hodges at the Race of the Gods, a January trail classic near Escondido. Options from short fun runs to epic ultramarathons make this a must for trail lovers.

Choose from trail distances at the San Diego 50 & Trail Runs, from a 50 Mile to a family friendly stroller 5K and youth mile. Tackle Raptor Ridge singletrack for big views, then celebrate with a tri blend shirt and handcrafted wooden medal.

Take on scenic Daley Ranch trails in Escondido with a rugged 50K or a half marathon loop around Dixon Lake. Expect big climbs, well stocked aid stations, and a welcoming trail community on February 14, 2026.