Diablo, California
Diablo: CDP in Contra Costa County, California
About
Diablo is a city located in the county of Contra Costa in the U.S. state of California.
Quick Facts about Diablo
| Population : | 1,158 |
| Country : | United States of America |
| State : | California (United States) |
| County : | Contra Costa County |
| Postal code : | 94528 |
| Phone Area Codes : | 925 |
| Water as percent of area : | 0% |
| Land as percent of area : | 100% |
| Altitude : | 528 feet / 161 meters |
| Time Zone : | Pacific Time Zone, UTC−07:00, UTC−08:00 |
| Local time : | 23:10:15 (4th December 2025) |
Geography
Diablo is located at 37°50'6"N 121°57'29"W (37.8349300, -121.9580100).
Diablo map
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Diablo zip code is 94528.
County name: Contra Costa, County
fips: 06013
Schools in Diablo
College & universities near Diablo, CA
| Code | Name | City | ZIP |
|---|---|---|---|
| 481474 | J D Academy of Salon and Spa | Danville (CA) | 94526 |
Stations (50)
Amtrak & bus stations near Diablo, CA
| Code | Name | Address | Type |
|---|---|---|---|
| DBP | Dublin-Pleasanton, California | 5801 Owens Drive | BUS |
| PLS | Pleasanton, CA | 4950 Pleasanton Avenue | RAIL |
| HAY | Hayward station | 22555 Meekland Avenue | RAIL |
| OAC | Oakland Coliseum station | 700 73rd Avenue | RAIL |
| ACA | Antioch–Pittsburg | 100 I Street | RAIL |
Other cities in Contra Costa County
Cities, towns, neighborhoods & other populated places in Contra Costa County , CA. (more)
| City Name | Population | Title |
|---|---|---|
| Concord | 128,544 | The third most populous city in Contra Costa County, California. |
| Antioch | 111,605 | The most populous city in Contra Costa County, California. |
| Richmond | 110,038 | The most populous city in Contra Costa County, California. |
| San Ramon | 82,865 | A city in Contra Costa County, California. |
| Pittsburg | 72,622 | A city in Contra Costa County, California. |
| Walnut Creek | 69,936 | The fifth most populous city in Contra Costa County, California. |
| Brentwood | 65,017 | The most populous city in Contra Costa County, California. |
| Danville | 44,883 | Town in Contra Costa County, California |
| Oakley | 42,710 | A city in Contra Costa County, California. |
| Martinez | 38,027 | City in Contra Costa County, California, USA |
| Pleasant Hill | 34,781 | City in Contra Costa County, California, USA |
| San Pablo | 30,779 | City in Contra Costa County, California, United States |
| Hercules | 26,221 | City in western Contra Costa County, California |
| Lafayette | 25,992 | City in California |
| El Cerrito | 25,403 | City in Contra Costa County, California, United States |
| Bay Point | 21,534 | Census designated place in California |
Distance to Other Cities
Diablo distances to largest California cities
