Trail Running calendar near Whittier Narrows 2025-2026

Ring in 2026 with a scenic trail run at West Creek Park in Valencia. Choose from 5k to half marathon on marked out and back loops with aid stations and festive finisher medals.

Start 2026 strong at Ring in the New Year in South El Monte on January 4 with 5k, 10k, 15k and half marathon routes on scenic Whittier Narrows trails. Enjoy custom medals, free photos and post race snacks.

Run or hike to the iconic Hollywood Sign in Griffith Park on Jan 25, 2026. Choose distances from a kid run to an 8 mile course over scenic trails and roads, and enjoy a premium shirt, finisher medal, chip timing, awards and free photos.

Run or hike through Griffith Park to the iconic Hollywood Sign on out and back courses ranging from a kids run to 8 miles. Enjoy skyline views, chip timing, aid stations and a finisher medal.

Run the Sean O'Brien trail race in Calabasas on Jan 31, 2026 for scenic trails and rewarding climbs across multiple distances. Choose from 30K to 100K with the 100K as a Western States 100 qualifier; register by Dec 15.

Run scenic backcountry trails at Boney Mountain Trail Run in Newbury Park on February 7, 2026, with half marathon and 7k options. Expect rugged single track, ocean views, creek crossings and lively post race festival with tacos and awards.

Kick off the Trail Half Series by exploring scenic backcountry trails, creek crossings, and ocean views at Rancho Sierra Vista in Thousand Oaks. Tackle a 13.1 mile half marathon or a 4.4 mile 7k and enjoy post race food, photos, and awards.

Run scenic park trails at Kenneth Hahn with 5k, 10k, 15k and half marathon options on February 8, 2026. Enjoy custom finisher medals, goodie bags, free photos, on course aid and a challenging hill for a true outdoor racing day.

Celebrate Valentine's Day with a scenic road and trail run at Griffith Park, offering distances from 5K to half marathon and custom finisher medals. Enjoy aid stations, free photos, and a festive postrace vibe for runners of all paces.

Run the 4 Mile Hill Challenge at Debs Park on scenic trail with rolling climbs, or try the 2K youth hill challenge for adventurous kids. Pet friendly and includes a shirt at packet pickup, but the event is postponed due to severe weather wa..

Explore scenic fire roads and foothill trails at Tejon Ranch with sweeping Tehachapi views and chances to spot elk, deer or raptors. Distances from 11k to 100k, plus camping and a lively finish festival with food and beer.

Run Catalina Island's iconic trail marathon, 10K and 5K through the Conservancy with ocean views and rolling hills. Celebrate the 48th annual event, California's State Off Road Marathon Championship, on March 14, 2026.

Singletrack Stampede in Calabasas features scenic, technical trails on the Millenium Loop with switchbacks and creek crossings. Pick the 22k with a $500 course record bonus or the punchy 10k. Entry includes a local finisher medal, photos an..

Experience scenic single track ridgelines and canyon trails in the Valencia hills north of Los Angeles on March 21, 2026. Choose a 10K, half marathon or challenging 50K ultra with big climbs, aid stations and finishers' swag.

Run the Griffith Park Trail Marathon in Los Angeles, a scenic out and back through single track trails and fire roads that reaches the Hollywood sign summit. Options from 10K to 50K make it perfect for beginners and ultrarunners alike.

Challenge yourself at the Billy Goat Mountain Climb near Silverado with steep climbs and sweeping views through Cleveland National Forest. Choose a 17 mile loop, half marathon or 10K and finish with a medal, race shirt and post race snacks.

Celebrate Easter with Hoppy Easter at Griffith Park in Los Angeles, offering 5k to half marathon options on scenic dirt horse trails shared with other park users. Enjoy custom finisher medals, on course aid and a festive outdoor vibe.

Hit the trails at Crystal Cove for Rock It in El Moro Canyon on April 4, 2026, choose a scenic 6K or challenging 10 Miler with climbs, descents and Pacific Ocean views. Run or hike, and enjoy a shirt, race photos and a finisher medal.

Run scenic trails at the Nature Made Great Race in Agoura Hills with distances from 1 mile to a half marathon and combo events. Enjoy a big post race party with food, music and shopping or join virtually.

Explore scenic trails at Diamond Valley Lake during Bedrock Valley Trail Runs, a weekend of trail races and gravel bike courses. Chip timed and cupless so bring your own hydration, with finisher shirts and medals for finishers.