Chino Hills Trail Run Series
Brea, CA
Dec 13, 2025
Join us for the Chino Hills Trail Run, which features 30K and 50K trail routes winding through picturesque hillsides, chaparral and oak woodlands. Against the backdrop of Southern California’s natural beauty, this challenging event rewards runners with rugged terrain, sweeping vistas and the camaraderie of the trail-running community. Get ready … MORE
Local Historical Weather (Dec 13):
| 2025 | 2024 | 2023 | 2022 | 2021 | |
| H (°F) | 70 | 63 | 72 | 60 | 59 |
| L (°F) | 48 | 46 | 46 | 41 | 40 |
Find Nearby Lodging (hotel, rental, etc.):

Unseasonably HOT
The hills are concentrated in the middle. The starting miles are nice and almost flat, good for warm up. The last 4+ miles are relatively flat too, but that part … MORE
The hills are concentrated in the middle. The starting miles are nice and almost flat, good for warm up. The last 4+ miles are relatively flat too, but that part is boring in my view. Aid stations were well supported and stocked. Parking was easy and cheap $5, food was great, plenty of it, nice cold drinks and swag was very good for the size of race that it is. Oh and access to real bathrooms at the start, bonus! Great value!
Nice event to practice hills
The trail is easy to run, with some steeper hills. Although it has some loops, most of the course is only run once. The aid stations were properly stocked and … MORE
The trail is easy to run, with some steeper hills. Although it has some loops, most of the course is only run once. The aid stations were properly stocked and the finisher food was great!!
Challenging Race
Most of the trails are unshaded With a lot of uphills to climb. In the last 4 miles there are trees that give up some shade along to the the MORE
Most of the trails are unshaded
With a lot of uphills to climb.
In the last 4 miles there are trees that give up some shade along to the the finish.