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ZIP Code 94121
San Francisco, CA, San Francisco County
Population
41,995
Land area
2.5sq mi
People per sq mi
16,569
City
San Francisco
ZIP 94121 and nearby ZIP codes
ZIP 94121 at a glance
- ZIP 94121 (San Francisco) is about 66 times as dense as California as a whole.
- Households here earn a median of $133,358 a year, 35% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $1,611,400 (about 2.2 times the California figure) and median rent is $2,363 a month.
Local data for ZIP 94121
Counts from official public data
Housing and community stats
ZIP 94121, American Community Survey 2020-2024
Median household income
$133,358
Poverty rate
8.6%
Median home value
$1,611,400
Prices +18.0% in a year
Median rent
$2,363/mo
Homeownership
43.9%
Bachelor's or higher
64.6%
Median age
44.5
Average commute
31.8 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
826
ZIP Business Patterns 2023
Employees
5,144
$311M annual payroll
PPP loans
$58.9M
1,390 loans
Campaign donations
$1.7M
65% D, 5% R, 2026 cycle
Environment and hazard risk
ZIP 94121, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: earthquake
Storm events since 1996
306
Countywide, mostly flood
Flood insurance policies
204
0.1% of homes, county
July high / Jan low
62° / 46°F
20.6 inches of rain a year
Health statistics
Share of adults in ZIP 94121, CDC PLACES estimates
Obesity
15.6%
U.S. 33.3% -17.7 pts
Diabetes
9.8%
U.S. 12.1% -2.3 pts
Smoking
7.9%
U.S. 12.8% -4.9 pts
Uninsured (18-64)
4.9%
U.S. 11.1% -6.2 pts
Frequently asked questions
- What city is ZIP code 94121?
- ZIP code 94121 is in San Francisco, CA (San Francisco County).
- What county is ZIP code 94121 in?
- ZIP code 94121 is mostly in San Francisco County, California.
- How many people live in ZIP code 94121?
- About 41,995 people live in the 94121 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.