Mountain biking around Diamond Bar is a great to experience more of the landscape. But it’s often tough to know where to start. To help you find the best mtb …

Last updated: September 20, 2025

4.8

(4)

riders

1. Carbon Canyon Regional Park to Four Corners via Telegraph Canyon Trail — Chino Hills State Park

22.5km

02:07

360m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Intermediate

4.7

(6)

riders

2. Telegraph Canyon, North Ridge, & South Ridge Trail loop — Chino Hills State Park

26.4km

02:42

610m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Intermediate

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4.3

(4)

riders

3. Telegraph Canyon Trail – Four Corners loop from Country Hills

30.9km

02:50

510m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Intermediate

4.8

(4)

riders

4. Puddingstone Reservoir Dam loop from San Dimas

15.9km

01:06

160m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

3.5

(2)

riders

5. View of Yorba Linda loop from Country Hills

15.9km

01:26

260m

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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Easy

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The best MTB trails around Diamond Bar

1. Carbon Canyon Regional Park to Four Corners via Telegraph Canyon Trail — Chino Hills State Park

2. Telegraph Canyon, North Ridge, & South Ridge Trail loop — Chino Hills State Park

3. Telegraph Canyon Trail – Four Corners loop from Country Hills

4. Puddingstone Reservoir Dam loop from San Dimas

5. View of Yorba Linda loop from Country Hills

Most popular routes around Diamond Bar

Most popular attractions around Diamond Bar

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Get ready to conquer new peaks

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