Logo

Chino Hills Trail Run Series

Brea, United States • 15 Nov 2025

The Chino Hills Trail Run Series, held at Chino Hills State Park in Brea, California, offers challenging trail races in scenic natural surroundings. The fall event features 30K and 50K distances, with well-marked courses that traverse hilly terrain and showcase native plants and wildlife. Aid stations are strategically placed along the routes, including water-only and drop bag stations, ensuring runner support. The race starts and finishes at the Discovery Center parking lot, with multiple parking options nearby. This series is ideal for both newcomers and experienced trail runners seeking to test their endurance on beautiful trails in Orange County’s premier open-space park. Visit the organization's website for the most recent information.

United States California Brea

Race information

Registration
50 km
50k
30 km
30k
Visit the organization's website for the most recent information.
Trail runs nearby

Riley Park Trail Races

Coto de Caza - 28 mi from Brea

...

The Riley Park Trail Races, held in Thomas F. Riley Wilderness Park in Orange County, California, offer a variety of distances including a 30k, half marathon, 10 miler, 10k, 5k, and a unique 6-hour race. This family-friendly event features scenic single and double track trails, providing a fun and c..

Into the Wild OC Trail Run

Orange - 9 mi from Brea

The Into the Wild OC Trail Run is a 5K trail race held at Saddleback Wilderness in Orange, California. The course features a mix of fire roads and single-track trails with an elevation gain of 300 feet, offering a moderately challenging run through natural terrain. Participants will find one aid sta..

OC Trail Runners Group Run

Newport Coast - 22 mi from Brea

The OC Trail Runners Group Run is a free, social, and non-competitive trail running event held in Newport Coast, California, at El Moro and Laguna Coast Wilderness Park. Designed for runners with some trail experience, the group enjoys a relaxed pace and changing routes each time. The upcoming run c..

Mount Baldy Run to The Top

Mount Baldy - 26 mi from Brea

The Mount Baldy Run to the Top is a challenging 7-mile trail race held in Mount Baldy, California. Celebrating its 60th running, the race starts at 6,000 feet elevation and ascends 4,000 feet to the summit of Mt. Baldy, the third tallest mountain in Southern California at 10,064 feet.This event serv..

Gypsum Canyon Wilderness 5k

Anaheim - 5 mi from Brea

The Gypsum Canyon Wilderness 5k is a trail running event held at Gypsum Canyon Wilderness in Anaheim, California. The 3.3-mile course features a mix of fire roads and single-track trails with an elevation gain of 350 feet, offering a moderately challenging run through natural terrain. Participants w..

That's No Moon Trail Races

Silverado - 18 mi from Brea

That's No Moon Trail Races, held in Silverado, California, offers challenging trail running events in the rugged Cleveland National Forest and Santa Ana Mountains. The race features three distances: 50 miles, 50 kilometers, and 30 kilometers, all characterized by significant elevation gains, technic..