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United States
California
Contra Costa County

Castle Rock with Birds loop from Diablo Foothills Regional Park

Routes
Hiking trails & Routes
United States
California
Contra Costa County

Castle Rock with Birds loop from Diablo Foothills Regional Park

Easy

4.9

(2426)

13,661

hikers

Castle Rock with Birds loop from Diablo Foothills Regional Park

01:34

5.38km

140m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 18, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Mount Diablo State Park

Waypoints

A

Start point

Parking

Get Directions

1

1.53 km

Sandstone Formations With Holes, Diablo Foothills Regional Park

Highlight • Natural Monument

The rocks in that area are made of sandstone. During our winter rains, acidic rain water seeps into and sits in the rocks. The next summer, the dry heat pulls …

Tip by

2

2.14 km

Castle Rock with Birds

Highlight • Natural Monument

Beautiful area with many birds of prey circulating above

Translated by Google •

Tip by

3

2.99 km

Briones to Mount Diablo Regional Trail

Highlight (Segment) • Trail

This multi-use trail spans the distance between Briones Regional Park and Mount Diablo State Park. It is a beautiful route connecting several other regional trails, communities and open space areas. …

Tip by

B

5.38 km

End point

Parking

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Way Types & Surfaces

Way Types

4.59 km

751 m

Surfaces

3.21 km

1.45 km

683 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Thursday 9 July

31°C

12°C

0 %

Additional weather tips

Max wind speed: 17.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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