ZIP Code 94509
ZIP Code Tabulation Area in Contra Costa County, California.
- Population
- 71,013
- Median household income
- $81,512
- Median home value
- $565,300
+4.2%’19–’23
+26.4%’19–’23
+53.1%’19–’23
ZIP Code 94509 is a ZIP Code Tabulation Area in Contra Costa County, California, home to about 71,013 residents. Its median household income of $81,512 runs below the Contra Costa County figure of $125,727.
From 2019 to 2023, ZIP Code 94509's population grew 4.2% from 68,166 to 71,013, while its median gross rent rose 24.2% from $1,652 to $2,052.
13.7% of residents live below the poverty line. Households average 3.01 people.
Demographics
ACS 2019–2023- Population
- 71,013
- Median age
- 37.6 yrs
- Median household income
- $81,512
- Median home value
- $565,300
- Median gross rent
- $2,052
- Housing units
- 24,048
- Homeownership rate
- 58.3%
- Bachelor's degree or higher
- 18.9%
- Unemployment rate
- 8.1%
Trends
ACS 5-year · 2019–202368,16671,013
$64,502$81,512
$369,200$565,300
$1,652$2,052
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 68,166 | $64,502 | $369,200 | $1,652 |
| 2020 | 69,295 | $68,224 | $399,200 | $1,756 |
| 2021 | 71,669 | $71,905 | $435,600 | $1,834 |
| 2022 | 70,889 | $78,637 | $516,200 | $2,011 |
| 2023 | 71,013 | $81,512 | $565,300 | $2,052 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 55.8%
5 to 1718.2%
18 to 248.7%
25 to 3413.3%
35 to 4414.5%
45 to 5411.9%
55 to 6413.1%
65 to 749.7%
75 and over4.7%
| Count | Share | |
|---|---|---|
| Under 5 | 4,131 | 5.8% |
| 5 to 17 | 12,947 | 18.2% |
| 18 to 24 | 6,143 | 8.7% |
| 25 to 34 | 9,441 | 13.3% |
| 35 to 44 | 10,320 | 14.5% |
| 45 to 54 | 8,461 | 11.9% |
| 55 to 64 | 9,331 | 13.1% |
| 65 to 74 | 6,879 | 9.7% |
| 75 and over | 3,360 | 4.7% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 17,629 | 24.8% |
| Black or African American | 11,350 | 16.0% |
| American Indian & Alaska Native | 262 | 0.4% |
| Asian | 6,200 | 8.7% |
| Native Hawaiian & Pacific Islander | 1,108 | 1.6% |
| Some other race | 215 | 0.3% |
| Two or more races | 4,053 | 5.7% |
| Hispanic or Latino (any race) | 30,196 | 42.5% |
Educational attainment (age 25+)
No high school diploma17.6%
High school graduate30.5%
Some college or associate's32.9%
Bachelor's degree14.1%
Graduate or professional degree4.8%
| Count | Share | |
|---|---|---|
| No high school diploma | 8,426 | 17.6% |
| High school graduate | 14,590 | 30.5% |
| Some college or associate's | 15,733 | 32.9% |
| Bachelor's degree | 6,760 | 14.1% |
| Graduate or professional degree | 2,283 | 4.8% |
Commute to work
- Mean travel time to work
- 41 min
Drove alone66.5%
Carpooled16.3%
Public transit6.0%
Walked1.3%
Bicycle0.2%
Worked from home8.1%
Other means1.5%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 21,477 | 66.5% |
| Carpooled | 5,267 | 16.3% |
| Public transit | 1,929 | 6.0% |
| Walked | 425 | 1.3% |
| Bicycle | 80 | 0.2% |
| Worked from home | 2,626 | 8.1% |
| Other means | 474 | 1.5% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 6,040 | 20.4% |
| 15 to 29 min | 5,772 | 19.5% |
| 30 to 44 min | 4,760 | 16.1% |
| 45 to 59 min | 4,168 | 14.1% |
| 60+ min | 8,912 | 30.1% |
Households
- Average household size
- 3.01
- Poverty rate
- 13.7% (9,609 of 70,202)
| Count | Share | |
|---|---|---|
| Family households | 16,723 | 71.4% |
| Nonfamily households | 6,708 | 28.6% |
Housing
- Median year structure built
- 1975
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 23,431 | 97.4% |
| Vacant | 617 | 2.6% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 13,666 | 58.3% |
| Renter-occupied | 9,765 | 41.7% |
1-unit, detached71.5%
1-unit, attached7.1%
2 to 4 units5.8%
5 to 19 units5.6%
20 or more units8.3%
Mobile home & other1.6%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 17,196 | 71.5% |
| 1-unit, attached | 1,715 | 7.1% |
| 2 to 4 units | 1,406 | 5.8% |
| 5 to 19 units | 1,341 | 5.6% |
| 20 or more units | 1,998 | 8.3% |
| Mobile home & other | 392 | 1.6% |
Geography
- ZCTA
- 94509
- Land area
- 17 sq mi
- Water area
- 0.22 sq mi
- Center point
- 37.9920, -121.8126
Counties this ZIP covers
1Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)