Mount Diablo State Park is a prominent state park in the San Francisco Bay Area, characterized by its unique geology and diverse ecosystems. The park's central feature is Mount Diablo, a 3,849-foot peak that offers expansive panoramic views across much of Northern California. Its varied terrain, including oak woodlands, grasslands, and sandstone formations, provides a setting for several sports like hiking, mountain biking, road cycling, touring cycling, and more. The geological history of Mount Diablo State Park has created a landscape well-suited for a range of outdoor activities.
Mount Diablo State Park offers a wide array of outdoor activities and routes for various skill levels. The park features more than 100 routes across several sports like hiking, mountain biking, road cycling, touring cycling, and more. More than 27,000 visitors have shared their experiences, resulting in an average rating of 4.7 out of 5 stars. Hikers can explore trails ranging from gentle paths to challenging ascents, with options for easy hikes in Mount Diablo State Park or more strenuous routes to viewpoints. Cyclists can tackle significant elevation changes on road cycling routes to the summit or navigate designated fire roads and trails for mountain biking, as detailed in the MTB Trails in Mount Diablo State Park guide. For those seeking longer rides, the park's paved roads also accommodate touring cyclists.
131
Routes
4.5
(112)
Average rating
2817
People visited

5.0
(9)
88
hikers
10.8km
03:43
610m
570m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.9
(8)
47
hikers
22.5km
07:50
1,240m
1,180m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.9
(8)
39
hikers
19.3km
06:38
1,010m
990m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

5.0
(1)
18
hikers
9.88km
03:36
640m
580m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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6
riders
16.8km
02:06
1,000m
50m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
152
riders
44.6km
03:23
1,080m
1,080m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(3)
40
riders
49.4km
03:24
770m
770m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.8
(6)
28
riders
20.1km
01:11
70m
70m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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5.0
(9)
279
riders
48.5km
02:57
1,140m
1,140m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

4.8
(4)
577
riders
59.8km
03:23
1,200m
1,200m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

288
riders
63.8km
03:31
1,220m
1,220m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

5.0
(1)
25
riders
21.2km
00:55
180m
180m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
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3.5
(2)
11
riders
28.7km
03:03
800m
800m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

5.0
(2)
12
riders
23.9km
02:55
1,010m
1,010m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

6.60km
00:50
290m
280m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

1.0
(1)
1
riders
16.0km
02:05
710m
700m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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7
runners
12.9km
01:57
630m
630m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3
runners
6.02km
00:51
290m
280m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

15
runners
33.0km
05:06
1,790m
1,790m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

12
runners
11.0km
01:35
570m
570m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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2.0
(1)
6
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3.0
(1)
13
riders
60.6km
04:23
1,220m
1,220m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
7
riders
44.1km
03:15
820m
820m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3.0
(1)
3
riders
28.3km
01:52
320m
320m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Mount Diablo State Park offers a variety of outdoor activities including hiking, mountain biking, road cycling, touring cycling, jogging, and gravel biking. The park features more than 100 routes across these sports. It is a popular destination for both challenging ascents and leisurely explorations.
The park offers nearly 200 miles of official trails. Popular options include the 0.7-mile Mary Bowerman Trail for relaxed exploration and the 6-mile Mount Diablo State Park Waterfall Loop Trail. For more detailed information, consult the Hiking in Mount Diablo State Park guide.
Mount Diablo State Park is a venue for mountain biking, with designated fire roads and authorized trails. While most single-track trails are closed to mountain bikes, specific trails like Mother's Trail and sections of the Summit Trail are open. Cyclists can find more information in the MTB Trails in Mount Diablo State Park guide.
Yes, the park is known for its challenging road cycling routes to the 3,849-foot summit. The North Gate and South Gate roads are popular routes that converge towards the summit, offering sustained climbs and expansive views. A 23.5-mile out-and-back ride to the summit is a common endeavor. Refer to the Road Cycling Routes in Mount Diablo State Park guide for details.
Yes, Mount Diablo State Park offers trails suitable for beginners and families. The 0.7-mile Mary Bowerman Trail is an example of a relaxed option. Guides like Easy hikes in Mount Diablo State Park and Family-friendly hikes in Mount Diablo State Park provide specific recommendations.
Mount Diablo State Park has specific regulations regarding dogs on trails. It is advisable to check the park's official guidelines before visiting. The Dog-friendly hikes in Mount Diablo State Park guide can offer further insights.
The summit of Mount Diablo, at 3,849 feet, offers panoramic views extending over 100 miles in all directions on clear days. Rock City features unique sandstone formations like the Wind Caves and Elephant Rock. The park's diverse habitats also include significant wildflower displays in areas like Mitchell Canyon.
Mount Diablo State Park is a popular destination on komoot, with more than 27,000 visitors sharing their experiences. The park's routes have an average rating of 4.7 out of 5 stars from over 1,300 ratings. This indicates a high level of satisfaction among outdoor enthusiasts.
Komoot offers several guides for Mount Diablo State Park, covering various activities and interests. These include guides for Hiking, MTB Trails, Road Cycling Routes, and Running Trails. There are also specialized guides for family-friendly, easy, and dog-friendly hikes.
For general park information, you can call the park directly at +1-925-837-2525. The official website for Mount Diablo State Park is part of the California State Parks website, providing comprehensive details for visitors.
The summit of Mount Diablo stands at an elevation of 3,849 feet (1,173 meters). This prominent peak offers extensive panoramic views across the San Francisco Bay Area and beyond. An observation deck at the Summit Visitor Center enhances the viewing experience.
Rock City is an area within Mount Diablo State Park known for its unique sandstone formations. Visitors can explore features such as the 'Wind Caves,' Elephant Rock, and Sentinel Rock. The area also contains Native American grinding rocks and is a popular spot for picnicking.

