4.7
(3623)
11,507
hikers
04:54
15.9km
570m
Hiking
Hike the moderate Coal Canyon Trail for 9.9 miles, gaining 1882 feet, with panoramic views from Picnic Rock in Coal Canyon Ecological Reserv
Last updated: February 26, 2026
Waypoints
Start point
Parking
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7.93 km
Highlight • Viewpoint
Tip by
15.9 km
End point
Parking
Way Types & Surfaces
Way Types
12.5 km
3.38 km
Surfaces
12.4 km
3.38 km
120 m
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Elevation
Highest point (670 m)
Lowest point (130 m)
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Friday 22 May
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Max wind speed: 19.0 km/h
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This route was planned by komoot.
The trail is fully exposed with virtually no shade until the cliffs of Mini-Moab, making cooler days ideal for hiking. Consider visiting during the fall, winter, or early spring months to avoid the intense heat of Southern California summers.
The trail is located in Riverside County, California, and crosses under the 91 Freeway. It includes a section of the Santa Ana River Trail. Specific parking details for the Coal Canyon Ecological Reserve or Chino Hills State Park access points should be checked with local park authorities, as they can vary.
The provided information does not specify whether dogs are allowed on the Coal Canyon Trail within the Coal Canyon Ecological Reserve or Chino Hills State Park. It is recommended to check the official regulations for both the Ecological Reserve and Chino Hills State Park before bringing your dog.
The Coal Canyon Trail passes through the Coal Canyon Ecological Reserve and the southern section of Chino Hills State Park. While the information doesn't explicitly state permit or entrance fee requirements for this specific trail, it's common for ecological reserves and state parks to have regulations or fees. It's best to check the official websites for the Coal Canyon Ecological Reserve and Chino Hills State Park for current access requirements.
The trail takes you high above the canyon floor along a west ridge. The first two miles are ordinary, but deeper into the Coal Canyon Ecological Reserve, you'll find groves of threatened Tecate cypress. The route includes a mile on a paved section of the Santa Ana River Trail and a four-mile steep, shadeless dirt fire road, also known as Main Divide. This fire road can range from hard-packed to loose and rutted, with the middle two miles being particularly challenging due to steep ramps.
As you hike, you'll encounter groves of threatened Tecate cypress and an abandoned surface mine. A key attraction is the dramatic sandstone formations known as "Mini-Moab," which offer unique geological scenery and some small caves for shade. From Mini-Moab, you can enjoy spectacular and far-ranging views, including Fremont Canyon, Santiago Peak, Mt. Baldy, Catalina Island, and downtown Los Angeles. Don't miss the View of Irvine and Orange County from Picnic Rock.
No, there are no water sources directly on the trail. Hikers should plan accordingly and carry sufficient water for the entire duration of their hike, especially given the exposed nature of much of the route.
Yes, the route incorporates sections of several other paths. It includes parts of the Santa Ana River Bicycle path, the Coal Canyon Trail, the Pipeline Trail, Coal Canyon Road, Leonard Road, the Santa Ana River Trail, and the Windy Ridge Trail.
Based on the description of an 11-mile round trip, this trail is primarily an out-and-back route. You will retrace your steps to return to the starting point.
The trail passes through the Coal Canyon Ecological Reserve, which is home to groves of threatened Tecate cypress. While specific wildlife sightings are not detailed, ecological reserves typically support diverse local fauna. Keep an eye out for birds and other native species common to Southern California chaparral and canyon environments.
Given the trail's exposed nature and lack of water sources, it's crucial to bring plenty of water, sun protection (hat, sunscreen), and appropriate hiking footwear. Layers of clothing are also advisable, as temperatures can vary. Snacks and a map or GPS device are also recommended.