Mt. Diablo State Park is home to a variety of outdoor recreational activities, unique geological landmarks, rare plant and animal species, and 20,000 acres of explorable terrain. Don’t miss out on anything Mount Diablo State Park has to offer, read our guide before your next visit!
Take Highway 680 to Danville. Exit El Cerro Road and follow until it turns into Diablo Rd. Turn on Alameda Diablo and follow until South Gate Rd.
Note: The North Gate Entrance is temporarily closed for road repairs through September 2023. Use the South Gate Entrance instead.
Dogs allowed only on paved roads, campgrounds, and developed areas. Dogs not allowed on trails or fire roads.
Wildflowers grow year-round in Mt. Diablo Park, but the most growth happens between the months of October and March.
Make sure to bring plenty of water, sunscreen, comfortable shoes and multiple layers of clothing. If you are planning a long hike, run, walk, bicycle ride or horseback ride please bring plenty of water to ensure a safe and enjoyable visit.
You read that right. Each year between August and October, visitors to Mount Diablo State Park may witness young tarantulas coming out of hiding to find a mate. Please be careful to not harm tarantulas when driving and hiking during this time.