Mt Diablo

This mountain state park is a total of 19,000 acres of oak woodland, grassland and chaparral with knobcone, digger and Coulter pine as well as wildflowers. It has a 3,849 foot summit. There is an extensive trail system for hiking, bicycles and horseback riding with wildlife and sandstone rock formations and small caves and fossils. The Fire Interpretive Trail and the Summit Trail above lower summit parking lot are closed to horses. There are two staging areas for equestrian use: Mitchell Canyon staging area is located on the north side of the mountain near Clayton and the Macedo Ranch area is located in the west side of the park in Alamo. Most other trailhead are suitable for unloading horses with the exceptions of those trailheads with only limited parking along road shoulders. Water troughs can be found throughout the park but are not maintained so carry water. The park has one approved horse camp, BBQ Terrace. It will hold upto 50 horses and 50 people. Reservations can be made through the regular camping reservation system. Reserve America 800-444-7275.

Requirements

Dogs must be on a leash under your control at all times. Dogs are not allowed on trails. Alcoholic beverages are prohibited.

Operating Hours

Gates open 8:00am and close at sunset.  The Summit Visitor Center that includes a museum and art gallery is open 7 days a week from 10 am to 4 pm.

Fees

There is some free off road parking with access to some of the trails.  Otherwise, the main, Mitchell Canyon and Macedo Ranch entrances have discounted fees for adults age 62+. Alternatively there is an annual day use parking pass.

Disabled Access

The Visitor Center and some picnic areas are wheelchair accessible.

Map

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Address

N Gate Rd & Summit Rd

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Contact Info

Phone for general information: 925-837-2525 and for weather conditions: 925-838-9225

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