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ZIP Code 94521
Concord, CA, Contra Costa County
Population
41,909
Land area
9.7sq mi
People per sq mi
4,328
City
Concord
ZIP 94521 and nearby ZIP codes
ZIP 94521 at a glance
- ZIP 94521 (Concord) is about 17 times as dense as California as a whole.
- Households here earn a median of $125,899 a year, 27% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $853,200 (16% above California) and median rent is $2,404 a month.
Local data for ZIP 94521
Counts from official public data
Housing and community stats
ZIP 94521, American Community Survey 2020-2024
Median household income
$125,899
Poverty rate
5.2%
Median home value
$853,200
Prices +1.7% in a year
Median rent
$2,404/mo
Homeownership
74.3%
Bachelor's or higher
44.6%
Median age
42.9
Average commute
34.0 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
655
ZIP Business Patterns 2023
Employees
5,659
$261M annual payroll
PPP loans
$30.7M
729 loans
Campaign donations
$152K
42% D, 20% R, 2026 cycle
Environment and hazard risk
ZIP 94521, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: earthquake
Storm events since 1996
472
Countywide, mostly strong wind
Flood insurance policies
2,681
0.9% of homes, county
July high / Jan low
83° / 42°F
26.1 inches of rain a year
Health statistics
Share of adults in ZIP 94521, CDC PLACES estimates
Obesity
27.2%
U.S. 33.3% -6.1 pts
Diabetes
10.4%
U.S. 12.1% -1.7 pts
Smoking
8.9%
U.S. 12.8% -3.9 pts
Uninsured (18-64)
6.1%
U.S. 11.1% -5.0 pts
Frequently asked questions
- What city is ZIP code 94521?
- ZIP code 94521 is in Concord, CA (Contra Costa County).
- What county is ZIP code 94521 in?
- ZIP code 94521 is mostly in Contra Costa County, California.
- How many people live in ZIP code 94521?
- About 41,909 people live in the 94521 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.