4.6
(8374)
13,816
riders
02:07
22.5km
360m
Mountain biking
Embark on the Telegraph Canyon Trail for a moderate mountain biking experience through Chino Hills State Park. You will ride 14.0 miles (22.5 km) and gain 1166 feet (355 metres) in elevation, with an estimated duration of 2 hours and 6 minutes. As you pedal, you will encounter classic California terrain, featuring rolling hills, scattered oak trees, and vibrant riparian areas, offering picturesque views throughout your journey. Keep an eye out for local wildlife and seasonal wildflowers as you pass through diverse habitats.
Planning your visit is straightforward, as the trail is a multi-use path welcoming mountain bikers, hikers, trail runners, and equestrians. Parking is generally available at various access points to Chino Hills State Park. This route serves as a key east-west connector within the park, linking up with other popular trails like the North Ridge and South Ridge, giving you options to extend your ride.
The Telegraph Canyon Trail is a notable route within Chino Hills State Park, known for its diverse ecosystems and as a prime spot for observing local flora and fauna. A convenient rest stop awaits you at the Four Corners junction, complete with a shade ramada, picnic tables, and restrooms, making it an ideal spot to pause and refuel. This trail offers a rewarding exploration of Southern California's natural beauty.
Last updated: April 23, 2026
Tips
Includes a very steep uphill segment
You may need to push your bike.
After 216 m for 128 m
Waypoints
Start point
Parking
Get Directions
1.44 km
Highlight • Natural Monument
Tip by
8.60 km
Highlight (Segment) • Trail
Tip by
11.2 km
Highlight • Rest Area
Tip by
22.5 km
End point
Parking
Way Types & Surfaces
Way Types
21.9 km
528 m
Surfaces
21.6 km
532 m
163 m
150 m
< 100 m
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Elevation
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Saturday 9 May
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This route was planned by komoot.
You can typically access the trail from Carbon Canyon Regional Park, which is a common starting point for many riders. Alternatively, you can enter Chino Hills State Park directly, where parking fees apply.
Yes, this trail is widely considered beginner-friendly, rated as easy to green difficulty with a moderate physical rating. It's primarily a wide, unpaved doubletrack or dirt fire road, making it less technical. While largely smooth, expect gradual climbs and some sections with ruts or sandy areas.
Dogs are generally allowed in Chino Hills State Park, but they must be kept on a leash no longer than six feet at all times. Please remember to clean up after your pet to help keep the park clean for everyone.
The cooler, wetter months are often ideal, as you might encounter lush riparian areas and flowing streams. Spring brings wildflowers. During warmer months, it's best to ride early in the morning to avoid the heat. Always check weather conditions before heading out.
Yes, as the trail is located within Chino Hills State Park, there is typically an entrance fee required per vehicle. You can find current fee information and any specific permit requirements on the official California State Parks website.
The trail is mostly a wide, unpaved doubletrack or dirt fire road. While generally smooth, you might encounter dry, hard-packed ground, sandy sections, and small creek crossings. Some parts can be overgrown, and ruts may be present. As you head towards Four Corners, the terrain becomes more hilly.
You'll enjoy picturesque views of rolling hills, oak trees, and riparian areas. The trail passes through diverse habitats with interpretive signs. Keep an eye out for wildlife like coyotes, deer, and raptors. Notable features include the Twisted Tree in Carbon Canyon Regional Park near the start, and the Four Corners area with its amenities. Further along, you might spot an old windmill and a stock pond.
Yes, the Telegraph Canyon Trail is a primary east-west route within Chino Hills State Park. It connects to other significant trails like the North Ridge and South Ridge trails, which run parallel to it. It's also one of several trails that converge at the Four Corners trailhead, and you'll find sections of trails like Little Canyon Trail and Gilman Trail along the route.
Policies regarding e-bikes in California State Parks can vary. It's crucial to check the most current regulations directly with Chino Hills State Park or the California State Parks website before your visit to ensure compliance.
Chino Hills State Park is home to a variety of wildlife. Riders commonly spot coyotes, deer, and various snakes. Keep an eye on the sky for large raptors, and you might even see tarantulas, especially during certain seasons. Always maintain a respectful distance from all wildlife.
The Four Corners area is a notable spot along the trail, offering a shade ramada, picnic tables, and restrooms. It's a great place to take a break, refuel, and enjoy the surroundings before continuing your ride.