Trail Running calendar near California 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..

Take on the 4 Mile Hill Challenge at Debs Park in Los Angeles on November 15, a scenic trail run over rolling hills with refreshment stops and a youth 2K uphill challenge. Pet friendly with race day packet pick up and a T shirt for particip..

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.

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.

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.

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..

Challenge yourself on rugged coastal trails at the Ray Miller 50/50 at Point Mugu State Park in Malibu on December 6, 2025. With 50 mile, 50K and 30K options, the 2025 race is sold out and the waitlist is closed.

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.

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..

Tackle coastal singletrack at Crystal Cove State Park with 15K, 6K or kids 1K routes featuring technical sections like the Rock Garden and the Wall. Celebrate with shirts and medals, free photos, a vegan friendly breakfast and a post race b..

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.

Run under the stars on fully marked fire road courses at Mulholland Gateway Park in Tarzana, with 5K and 10K night options. Bring a working headlamp, enjoy aid stations, and collect a finisher medal and shirt.

Celebrate the season with the Holiday Fun Run at Griffith Park, offering 5k, 10k, 15k and half marathon routes on scenic dirt horse trails and grassy starts. Enjoy on course aid, a finisher medal, free photos and post race snacks.

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.

Ring in 2026 with the Happy New Year Run at West Creek Park in Valencia, CA. Choose from 5k, 10k, 15k or half marathon on scenic looped trails, enjoy finisher medals, free photos and a festive start to your year.

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.

Ring in the New Year with a scenic trail run at Whittier Narrows Recreation Area on January 4, 2026. Choose 5k, 10k, 15k or a half marathon and enjoy finisher medals, free photos, aid stations and a festive post race vibe.

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.

Join the 22nd annual Calico Trail Run on Sunday January 25 2026, choose 30K or 50K through the historic Calico Ghost Town and Mojave Desert mountains near Yermo California. USATF sanctioned trails promise epic scenery and a true desert chal..