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Mount Diablo State Park is one of the ecological treasures of the San Francisco Bay Area. Every season in the park has its special qualities. Discover them for yourself, from the mountain's 3,849-foot summit to its beautiful wildflowers, extensive trail system, fascinating wildlife, and distinctive rock formations. Download the Mount Diablo State Park brochure or see Park Information

“We acknowledge that Mount Diablo is the ancestral home, since time immemorial, of the Wilton Rancheria, Bay Miwok, Confederated Villages of Lisjan, Northern Valley Yokut, and Muwekma people.”

What's New

Check out what's Blooming Now: 11/23/23 = 29

Wild Mount Diablo Film Series: Pines

Take a Multimedia Tour

Audible Mount Diablo provides an audiovisual collection of the sights and sounds of Mount Diablo State Park.

Mount Diablo Spring Storm.jpg

Mount Diablo Interpretive Association

Mission Statement

Preservation Through Education

 

Mount Diablo Interpretive Association is a non-profit, all-volunteer organization that assists the California Department of Parks and Recreation in maintaining and interpreting Mount Diablo State Park. MDIA is dedicated to preserving the wonders of Mount Diablo State Park through interpretation, education, and outreach to all communities.

More About Us 

MDIA is always looking for dedicated volunteers to lead or help with various programs, outreach, and operations.

Check out our clothing, books, maps, and more. Every purchase supports MDIA's programs and activities.

Sign up for MDIA's e-newsletter

for updates about park events and opportunities to get involved.

Make a difference and donate to MDIA. Your gift can support the Education Center in Mitchell Canyon or MDIA operations.

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