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Mount Diablo State Park, Clayton

(140+ reviews on the web)
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Mount Diablo State Park is located in Clayton. To visit Mount Diablo State Park and get the most from your holiday in Clayton, create itinerary details personal to you using our Clayton trip itinerary builder.
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Reviews
TripAdvisor
  • We made the trip out to Mount Diablo because we were told it offered some spectacular views from its 3900 foot summit. It was a picturesque drive that was only challenged by the numerous bicyclists (w...  more »
  • 1st time at Mt. Diablo State Park. Hubby, 15yr old daughter & I decided to hike for the exercise. Ranger at gate suggested to start at Rock City. $10 fee to enter per vehicle at this entrance. The dri...  more »
  • Our second time to Mt Diablo, always breathtaking. The drive/ride up the mountain has a lot of curves which seem to go on forever, but it's worth it. Make sure you check out the viewing platform.  more »