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ZIP Code 92121
San Diego, CA, San Diego County
Population
3,974
Land area
12.5sq mi
People per sq mi
317
City
San Diego
ZIP 92121 and nearby ZIP codes
ZIP 92121 at a glance
- ZIP 92121 (San Diego) is 26% denser than California as a whole.
- Households here earn a median of $135,938 a year, 37% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $1,085,200 (48% above California) and median rent is $2,606 a month.
Local data for ZIP 92121
Counts from official public data
Housing and community stats
ZIP 92121, American Community Survey 2020-2024
Median household income
$135,938
Poverty rate
15.8%
Median home value
$1,085,200
Prices +1.8% in a year
Median rent
$2,606/mo
Homeownership
49.6%
Bachelor's or higher
74.4%
Median age
32.7
Average commute
18.1 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
2,907
ZIP Business Patterns 2023
Employees
123,633
$18.6B annual payroll
PPP loans
$582M
2,555 loans
Campaign donations
$867K
19% D, 11% R, 2026 cycle
Environment and hazard risk
ZIP 92121, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: wildfire
Storm events since 1996
2,698
Countywide, mostly high wind
Flood insurance policies
6,088
0.7% of homes, county
July high / Jan low
80° / 47°F
11.5 inches of rain a year
Health statistics
Share of adults in ZIP 92121, CDC PLACES estimates
Obesity
19.5%
U.S. 33.3% -13.8 pts
Diabetes
6.5%
U.S. 12.1% -5.6 pts
Smoking
7.4%
U.S. 12.8% -5.4 pts
Uninsured (18-64)
4.9%
U.S. 11.1% -6.2 pts
Frequently asked questions
- What city is ZIP code 92121?
- ZIP code 92121 is in San Diego, CA (San Diego County).
- What county is ZIP code 92121 in?
- ZIP code 92121 is mostly in San Diego County, California.
- How many people live in ZIP code 92121?
- About 3,974 people live in the 92121 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.