4.8
(1757)
13,594
hikers
03:36
9.88km
640m
Hiking
Hike the challenging 6.1-mile Eagle Peak Loop in Mount Diablo State Park, featuring 2084 feet of gain and panoramic Bay Area views.
Last updated: February 26, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
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3.29 km
Highlight • Viewpoint
Tip by
5.96 km
Highlight • Summit
Tip by
7.61 km
Highlight • Summit
Tip by
9.88 km
End point
Way Types & Surfaces
Way Types
8.86 km
839 m
178 m
Surfaces
8.98 km
730 m
124 m
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Elevation
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Weather
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Monday 1 June
30°C
14°C
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Max wind speed: 13.0 km/h
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This route was planned by komoot.
The Eagle Peak Loop is a challenging hike that typically takes around 3.5 hours to complete. This duration can vary based on your pace and how often you stop to enjoy the views.
This loop is generally rated as moderate to difficult. Hikers should be prepared for sustained climbs and significant elevation gain, with some sections being quite steep and rocky. The descent from Eagle Peak can also be steep with loose gravel, requiring careful footing.
While the exact starting point can vary, a common access point is within Mount Diablo State Park. Parking information for specific trailheads within the park should be checked directly with the park's official resources, as it can change.
The terrain is diverse, starting with broad fire roads through grasslands and oak trees. As you ascend, the path becomes narrower, steeper, and rockier, transitioning into chaparral and woodland. You'll experience significant grades and exposed sections, with habitats shifting throughout the hike.
The trail offers awesome panoramic views of Mount Diablo, Mitchell Canyon, the San Ramon Valley, and the Bay Area. Key highlights include View of Donner Canyon, the summit of Eagle Peak, and Twin Peaks, all offering excellent perspectives.
In spring, the trail is vibrant with wildflowers like sticky monkeyflower, California poppy, and mariposa lily. You might also spot riparian trees along Mitchell Canyon Creek and various chaparral plants. Wildlife such as swallowtail butterflies are frequently observed.
Spring is highly recommended for the abundance of wildflowers. However, the trail can be hiked year-round. Be aware that it is often exposed, making it particularly challenging on warm days, so plan accordingly and bring plenty of water.
Regulations regarding dogs in Mount Diablo State Park can vary by trail and area. It's best to check the official Mount Diablo State Park website or signage at the trailhead for the most current rules on bringing dogs.
Yes, Mount Diablo State Park typically charges an entrance fee per vehicle. Specific permits are generally not required for day hiking on established trails, but it's always wise to check the official park website for the latest fee schedule and any special regulations.
Yes, the route also passes through sections of the Back Creek Trail, Mitchell Rock Trail, and briefly touches upon the Falls Trail Loop, ADT - California - T - Seg 7, and Mokelumne Coast to Crest Trail.
The trail is often exposed, meaning there's limited shade, especially on the upper sections. On warm days, this can make the hike significantly more challenging. It's crucial to start early, carry ample water, wear sun protection, and be aware of your limits.
Eagle Peak offers a rewarding and often more tranquil experience compared to the more crowded Mount Diablo summit. The single-track Eagle Peak Trail, with its narrow, steeper, and rockier sections, is considered a 'fun part' of the hike, providing fantastic views and a sense of peaceful solitude.