Oakley is a city in Contra Costa County, California, home to about 45,183 people across 16 square miles. Its ZIP code is 94561.
Homes sold for a median of $336 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Oakley. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Oakley’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Oakley well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Oakland San Francisco Bay Airport (OAK)34 miles away |
|---|---|
| Closer regional airport | Buchanan Field (CCR)19 miles away |
| Nearest city of 250,000+ | Stockton, CA22 miles away |
| Nearest city of 1 million+ | Los Angeles, CA330 miles away |
Straight-line distances from the center of Oakley; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Oakley had 43,357 residents in the 2020 census, up 69% since 2000.
It’s the 206th largest of 1,563 towns in California by population.
Contra Costa County grew from 18,046 residents in 1900 to 1,165,927 in 2020.
Contra Costa County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 91°F in summer, and winter lows average 40°F. About 12.7 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Antioch Pumping Plt #3, CA weather station (3 miles away).
343,690 jobs at 25,932 businesses in Contra Costa County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
97 doctors and other health care providers list an office in Oakley.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 10 |
| Nurse practitioners and physician assistants | 13 |
| Mental health providers | 59 |
| Physical and occupational therapists | 3 |
| Optometrists | 1 |
| Chiropractors | 5 |
| Pharmacies | 3 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (37 nearby)
Grocery stores (2 nearby)
Pharmacies
Libraries (2 nearby)
Counts are within about 3 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Established in 1999.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Oakley Union Elementary, Antioch Unified, Liberty Union High. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Almond Grove ElementaryOakley | K–5 | 427 | Public | 1.8 mi |
| Gehringer ElementaryOakley | K–5 | 663 | Public | 1.3 mi |
| Iron House ElementaryOakley | K–5 | 503 | Public | 0.7 mi |
| Laurel ElementaryOakley | K–5 | 342 | Public | 1.1 mi |
| Oakley ElementaryOakley | K–5 | 379 | Public | 0.7 mi |
| Orchard ParkOakley | K–8 | 751 | Public | 2.1 mi |
| Summer Lake ElementaryOakley | K–5 | 595 | Public | 4.2 mi |
| Vintage Parkway ElementaryOakley | K–5 | 481 | Public | 1.1 mi |
| Delta Vista MiddleOakley | 6–8 | 873 | Public | 0.7 mi |
| O'Hara Park MiddleOakley | 6–8 | 856 | Public | 0.6 mi |
| Freedom HighOakley | 9–12 | 2,460 | Public | 1.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
Buying or selling around Oakley? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.