| ZIP Code | 94509 |
|---|---|
| City | Antioch |
| State | California (CA) |
| County | Contra Costa County |
| Area Code | 925 |
| Elevation | 121 ft |
| Latitude | 37.992003 |
|---|---|
| Longitude | -121.812566 |
| Timezone | Los Angeles (DST) |
| FIPS | 06013 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 37.6 yrs ↑ 7% since 2019 |
|---|---|
| Avg Household Size | 3.01 |
| Below Poverty | 13.5% ▲ 35% above avg |
| College Grads | 29.3% ▼ 24% below avg |
| Unemployment | 8.1% ▲ 65% above avg |
| No HS Diploma | 1,741 (4%) |
| HS Graduate | 14,233 (32.8%) |
| Some College | 7,043 (16.2%) |
| Associates | 7,663 (17.7%) |
| Bachelors | 3,933 (9.1%) |
| Graduate Degree | 8,776 (20.2%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $81,512 ≈ Avg ↑ 26% since 2019 |
|---|---|
| Median Home Value | $565,300 ▲ 103% above avg ↑ 53% since 2019 |
| Home/Income Ratio | 6.9x (nat avg ~3.5x) |
| Median Rent | $2,052/mo ↑ 24% since 2019 |
| Total Units | 24,048 |
| Vacant Units | 617 |
| Avg HH Size | 3.01 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 24,048 |
|---|---|
| Vacant | 617 |
| Owner Occupied | 58.3% |
| Renter Occupied | 41.7% |
| Avg HH Size | 3.01 |
ZIP code 94509 is located in Antioch, California, within Contra Costa County. With a population of 71,013, this is a densely populated ZIP code with a relatively young community — the median age is 37.6 years. Economically, 94509 is a middle-income ZIP code: the median household income of $81,512 is near the national average.
Real estate in ZIP code 94509 represents a premium housing market. The median home value of $565,300 is more than double the national average. Renters can expect to pay around $2,052 per month in median rent. The area has a relatively balanced mix of owners (58.3%) and renters (41.7%). Median home values have increased by 53% since 2019.
The population of 94509 is racially diverse, with Hispanic as the largest group at 42.5%. Residents are moderately educated — 29.3% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 13.5%. Household income has grown by 26% since 2019.
The unemployment rate in 94509 stands at 8.1%, which is significantly above the national average. As in most parts of the country, driving alone is the dominant commute mode at 67%.
Overall, ZIP code 94509 in Antioch, CA is characterized as middle-income, moderately educated, and a relatively young community. With 71,013 residents, a median household income of $81,512, and a median home value of $565,300, it offers a clear picture of life in this part of California.