Trail Running calendar near San Juan Capistrano 2025-2026

We have found 71 Trailruns within 80 miles of San Juan Capistrano. See below where and when you can find the races.

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.

Join Paramount Ranch Trail Runs on December 20, 2025 for scenic trail races through the historic Paramount Ranch in Agoura Hills. Choose from 10K up to 50K and enjoy varied terrain, stunning views and a community race day organized by KHrac..

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.

January 2026

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.

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.

Run or hike to the iconic Hollywood Sign through scenic Griffith Park with sweeping views of Los Angeles. Finish near the Old Zoo and celebrate at a lively festival with medals, photos and refreshments.

Challenging trail races in Calabasas on Jan 31, 2026 offer distances from 30K to a WS100 qualifying 100K, plus 50 Miler, 50K and marathon. The event is sold out now but a waitlist is available for hopeful runners.

February 2026

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.

Run scenic vineyard and orange grove trails in San Pasqual Valley with three distance options from 10K to 20 mile. Limited to 450 runners, the half marathon is the final championship qualifier and finishers enjoy free wine tasting.

Run a scenic loop through Goodman Ranch Sycamore Canyon Preserve near San Diego with options from a half marathon to 100K, including solo and 4 person relay entries. Ideal for trail lovers chasing a challenging ultra or a fun team weekend.

March 2026

Tackle the 48th Catalina Island Marathon, 10K or 5K on March 14, 2026 in Avalon. Trail routes through the Catalina Island Conservancy serve up ocean views and rolling green hills for a scenic off road challenge.

Run scenic singletrack through Las Virgenes Canyon in Calabasas with 22k and 10k options featuring hills, switchbacks and creek crossings. This March event is Race 2 of the SoCalTrail Trail 1/2 Series and includes shirts, finisher medals an..

Run desert trails in Anza Borrego from Stagecoach Trails RV Resort on March 14, 2026 with 50K, marathon, and half marathon options. Aid stations, volunteers, and on site camping make this scenic course an ideal spring trail getaway.

Pirate's Cove at Lake Cuyamaca on March 20, 2026 is a scenic timed endurance run and hike with 24 hour, 12 hour and 6 hour options. Camp at Chamber's Park Campground for race HQ and remember to bring a reusable cup for this cupless event.

Run a fast, friendly 5K or 10K along wide, flat dirt trails in Del Mar with open lagoon views and a downhill finish. Scenic course may include glimpses of nesting osprey and serves as the final Sunshine Series Championship Qualifier.

April 2026

Run the scenic Point Mugu Trail Run in Malibu with ocean view switchbacks and challenging climbs on the Fireline Trail. Choose a half marathon or 10k, enjoy a finisher medal, free breakfast tacos and a beer garden and a course record bonus.

Billy Goat Mountain Climb on April 4, 2026 in Silverado CA invites runners to tackle scenic, challenging climbs through Cleveland National Forest with a 10K, half marathon, or a 17 mile Silverado Loop with big elevation gain. Finish line sh..

Celebrate Easter with a trail run at Griffith Park in Los Angeles. Choose distances from 5k to a half marathon on scenic dirt paths with a grassy start and finish. Finisher medals, snacks and free photos add festive fun for all paces.

Run the 41st Nature Made Great Race in Agoura Hills on April 11, 2026 for scenic trail and road courses from a mostly trail half marathon to 5K and challenge distances. In person and virtual options, medals and a lively finish at Chumash Pa..