Checked
ZIP Code 91311
Santa Susana, CA, Los Angeles County
Population
40,898
Land area
32.6sq mi
People per sq mi
1,256
City
Santa Susana
ZIP 91311 and nearby ZIP codes
ZIP 91311 at a glance
- ZIP 91311 (Santa Susana) is about 5 times as dense as California as a whole.
- Households here earn a median of $119,386 a year, 20% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $876,400 (19% above California) and median rent is $2,311 a month.
Local data for ZIP 91311
Counts from official public data
Housing and community stats
ZIP 91311, American Community Survey 2020-2024
Median household income
$119,386
Poverty rate
8.8%
Median home value
$876,400
Prices +4.1% in a year
Median rent
$2,311/mo
Homeownership
66.6%
Bachelor's or higher
46.2%
Median age
42.3
Average commute
29.3 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
2,101
ZIP Business Patterns 2023
Employees
35,403
$2.2B annual payroll
PPP loans
$369M
2,968 loans
Campaign donations
$1.1M
7% D, 9% R, 2026 cycle
Environment and hazard risk
ZIP 91311, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: earthquake
Storm events since 1996
662
Countywide, mostly flash flood
Flood insurance policies
10,584
0.5% of homes, county
July high / Jan low
90° / 47°F
14.6 inches of rain a year
Health statistics
Share of adults in ZIP 91311, CDC PLACES estimates
Obesity
23.2%
U.S. 33.3% -10.1 pts
Diabetes
10.9%
U.S. 12.1% -1.2 pts
Smoking
9.1%
U.S. 12.8% -3.7 pts
Uninsured (18-64)
6.7%
U.S. 11.1% -4.4 pts
Frequently asked questions
- What city is ZIP code 91311?
- ZIP code 91311 is in Santa Susana, CA (Los Angeles County).
- What county is ZIP code 91311 in?
- ZIP code 91311 is mostly in Los Angeles County, California.
- How many people live in ZIP code 91311?
- About 40,898 people live in the 91311 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.