Mount Diablo

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Mount Diablo
Cerro Alto de los Bolbones
View of Mount Diablo and CA highway 24 from Lafayette Hights.jpg
West face of Mount Diablo and Hwy 24
Highest point
Elevation 3,849 ft (1,173 m)  NAVD 88 [1]
Prominence 3,109 ft (948 m) [2]
Listing California county high points 45th
Coordinates 37°52′54″N121°54′51″W / 37.881697781°N 121.914154997°W / 37.881697781; -121.914154997 [1]
Native name
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Mount Diablo
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Mount Diablo
Location Contra Costa County, California, U.S.
Parent range Diablo Range
Topo map USGS Clayton
Age of rock Cretaceous, Jurassic
Mountain type Sedimentary
Easiest route Paved road
Point Coordinates
(links to map & photo sources)
Mount Diablo 37°52′54″N121°54′51″W / 37.881697781°N 121.914154997°W / 37.881697781; -121.914154997 (Mount Diablo)
High Sierra mountain peak 37°45′18″N119°39′57″W / 37.755°N 119.6657°W / 37.755; -119.6657 (High Sierra mountain peak) Blocks view of Half Dome


  1. formerly known as Cowell Ranch State Park.

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