The Chino Hills Trail Run Series is a perfect way to take the first step into the exciting world of trail running. Join us and explore one of Orange County's premier natural open-space parks while you discover the trail runner in you. If you're already a seasoned trail runner, the Chino Hills Spring Trail Series is a great way to step up in distance and aim for your first trail marathon or 50K.
$5 parking fee at Chino Hills State Park Discovery Center
Entry Costs: $40. Race day: $45. No Refund.