Where is Oakley, California Located in the United States? - Oakley is a city located in the Contra Costa County in California, United States. Oakley lies between 37.9974 Degrees North latitudes and -121.7125 Degrees West longitudes.
Location Map of Oakley, Contra Costa, California
About Map: The map shows the location of Oakley in Contra Costa County, in the U.S. state of California.
Oakley Map, California, USA
About Oakley Map: This Google Map provides a detailed view with zoom, satellite, and street options to explore the area and its surroundings.
About Oakley, Contra Costa County, California
Oakley is located in Contra Costa County in the U.S. state of California, United States. It lies in the northern part of the state in the state of the United States within the eastern portion of Contra Costa County in the East Bay region of the San Francisco Bay Area. The city was incorporated in 1999 and its name is believed to originate from early ranch land known as Oakley Ranch, reflecting the oak trees once common in the region, and it developed from an agricultural and railroad settlement into a growing suburban community.
Population
According to the United States Census Bureau, the population of Oakley is 43,357 as recorded in the 2020 Census, and the population density is approximately 2,700 people per square mile.
Geography
According to the United States Census Bureau, Oakley covers a total area of approximately 16.7 square miles (about 43.3 square kilometers), including about 15.8 square miles (40.9 square kilometers) of land and 0.9 square miles (2.4 square kilometers) of water.
Location and Surroundings
Oakley is situated east of Antioch and west of Brentwood, positioned within the Sacramento–San Joaquin River Delta region. The city features residential neighborhoods, agricultural land, and waterways associated with the Delta landscape. State Route 4 runs through the area, providing a major transportation route connecting Oakley to other communities throughout Contra Costa County and the greater Bay Area.
Top Attractions
Oakley offers parks, waterfront recreation areas, and community facilities that support outdoor activities and local tourism. Popular destinations include Big Break Regional Shoreline, Oakley Recreation Center, and several Delta waterways used for boating and fishing. The city hosts seasonal festivals, farmers markets, and community events reflecting its family-oriented environment.
Transportation
Oakley is served by State Route 4, offering convenient highway access throughout Contra Costa County and Northern California. Public transportation includes regional bus services and nearby BART connections in surrounding cities linking the area to the San Francisco Bay Area transit network. The nearest major airport is Oakland International Airport, located approximately 45 miles to the southwest.
Explore more cities in California or visit the United States Map section to learn more about the country’s geography.
Sources:
Population and area data sourced from the United States Census Bureau (2020 Census). General city information referenced from the Official Oakley City Website.
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Oakley City Facts
| City | Oakley |
| State | California |
| County | Contra Costa County |
| Country | United States |
| Region | San Francisco Bay Area - East Bay |
| Incorporated | July 1, 1999 |
| Founded | 1897 |
| Total Area | Approximately 16.7 sq mi (43.3 km2) |
| Land Area | Approximately 16.7 sq mi (43.3 km2) |
| Elevation | Approximately 13 ft (4 m) |
| Population (2023 estimate) | Approximately 43,000+ |
| Population (2020 Census) | 43,357 |
| Population Density | Approximately 2,600 people per sq mi |
| Time Zone | Pacific Time (UTC-8 / UTC-7 DST) |
| ZIP Codes | 94561 |
| Area Code | 925 |
| Major Highways | State Route 4 |
| Public Transit | Tri Delta Transit |
| Major Attractions | Big Break Regional Shoreline, Oakley Recreation Center, Delta waterways |
| Official Website | https://www.ci.oakley.ca.us/ |
Distance from Oakley, CA to Nearby Cities
- Brentwood, CA – 6 miles (10 km)
- Antioch, CA – 4 miles (6 km)
- Pittsburg, CA – 10 miles (16 km)
- Discovery Bay, CA – 7 miles (11 km)
- Bay Point, CA – 12 miles (19 km)
- Concord, CA – 20 miles (32 km)
- Walnut Creek, CA – 25 miles (40 km)
- Martinez, CA – 20 miles (32 km)
- Livermore, CA – 30 miles (48 km)
- Pleasanton, CA – 35 miles (56 km)
- Dublin, CA – 35 miles (56 km)
- San Ramon, CA – 32 miles (51 km)
- Stockton, CA – 40 miles (64 km)
- Tracy, CA – 30 miles (48 km)
- Vallejo, CA – 35 miles (56 km)
- Napa, CA – 45 miles (72 km)
- Oakland, CA – 45 miles (72 km)
- Berkeley, CA – 50 miles (80 km)
- San Francisco, CA – 55 miles (89 km)
- San Jose, CA – 65 miles (105 km)
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