Trail Running calendar near Del Mar 2025-2026

Event details The Cuyamaca 100k takes place in Julian, California, within Cuyamaca Rancho State Park on October 4, 2025. The event distance is 100K and the course starts and ends at Camp Cuyamaca off Highway 79. The race is a 2026 Western S..

The Rock It in Chino Hills 5K & 10K is a trail running and hiking event held at Chino Hills State Park in Brea, California. Participants can choose between a 5K or 10K course that showcases the park's stunning and expansive trails, offering..

Live Oak Odyssey at O'Neill Regional Park is a fixed time trail run with 3 Hour and 6 Hour loop options on oak studded single track. Expect challenging climbs, stocked aid station, chip timing and finisher awards for a fun day on the trails..

Event overview The Carmel Valley Trail Race takes place on October 11, 2025, at Gonzales Canyon Open Space in Carmel Valley, San Diego. The 12th annual event starts and finishes at Solana Ranch Park on the east end of Gonzales Canyon, with..

Run under star filled skies on the Cahuilla Reservation in Anza, CA, with distances from 6 hours to 100 miles and a half marathon. This Native organized fundraiser for tribal youth features a scenic 2 mile loop, camping and a peaceful mount..

Rnnr FAT ASS 6 Hour in Redlands, California, offers a self-paced endurance challenge on a scenic two-loop course through San Timoteo Canyon. The event is described as unofficial timed, with a central clock but runners tracking their own mil..

Lake Hodges Trail Festival is an annual trail-running weekend at the Piedras Pintadas Trailhead near Lake Hodges in San Diego County, and is part of the Elevation Culture Race Series. The festival offers multiple distances: 50K, 25K, 15K, 1..

Event overview The 2025 Encinitas Beach Run is presented by Excelerace and takes place on Sunday, October 19, 2025, at Moonlight Beach in Encinitas, California. The course runs on sand at low tide between Moonlight Beach and Grandview. The..

Caspers Trail Races in San Juan Capistrano on Oct 25, 2025 offers scenic trail courses with options for every level. The race is sold out but a waitlist is open; expect marked routes, course support and event swag for finishers.

Event overview OC Trail Runners Group Run takes place on Saturday, October 25, 2025 in Newport Coast, California. The run is free, social and non-competitive, described as slower-paced and take-it-easy. The stated goal is to spend time outd..

Monster Dash : Irvine, October 26, 2025 The event takes place at Bill Barber Memorial Park in Irvine on Sunday, October 26, 2025. Distances offered: 5k 10k 15k Half marathon Course, rules and logistics The course is an open route on a sha..

Machete Muertos 200 Dia De Los Muertos Ultra hits Lake Perris Oct 29 to Nov 2 2025 with distances from 10 miles to 200 miles. Expect rugged scenic loops, a festive Day of the Dead vibe, camping and on course aid.

The Roosters Backyard Ultra will take place in San Diego on Saturday 1 November 2025.

Event details The Horsethief Canyon Trail Half Marathon is scheduled for 2025-11-01 in Alpine, California. The listed location is Forest Rte 16S04, Horsethief Canyon Trailhead, within the Pine Creek Wilderness. Permission for the course is..

Wildwood Canyon Trail Run (November 1, 2025, Yucaipa, CA) The event is an eight-hour loop race held at Wildwood Canyon State Park in Yucaipa, California. Runners may complete as many laps as they can within the allotted time. Awards and an..

Experience a scenic but challenging single loop in Mount Laguna with Pacific Crest Trail views and climbs around Big Laguna Lake. This volunteer supported trail marathon celebrates community and environmental stewardship.

Catalina Island Half-Marathon & 10K is a mountain-trail running event held in Avalon, Catalina Island, California. The program features a 13.1-mile Catalina Island Half Marathon, a 6.2-mile Catalina Island 10K, plus a Kids Run and an option..

Event overview The Sri Chinmoy 6-Hour Race in San Diego is a timed endurance event held at Miramar Reservoir. The race format is a 6-hour time limit during which athletes complete repeated laps of a 5-mile loop. Entry is limited to 70 parti..

Celebrate the 10th annual Chino Hills Trail Run Series Fall at Chino Hills State Park with challenging 30K and 50K trail routes that support the Discovery Center. Scenic single track, aid stations, and community spirit await.

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