Census ACS · California
ZIP Code 91801
ZIP code 91801 is located in California with a population of 53,730. The median household income is $85,549 and the median home value is $797,000.
53,730
Population
$85,549
Median Income
$797,000
Median Home Value
41.7
Median Age
Race & Ethnicity
| White | 15.1% |
| Black | 2.9% |
| Asian | 0.0% |
| Hispanic (any race) | 2.6% |
Male: 48.5% · Female: 51.5%
Economy & Income
$85,549
Median Household Income
$42,901
Per Capita Income
8.3%
Poverty Rate
Housing
$797,000
Median Home Value
$1,879
Median Rent
37.7%
Homeownership
Education
85.2%
High School+
40.6%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in California
Part of California
Metro areas in California
Frequently Asked Questions
ZIP code 91801 in California has a population of 53,730 according to latest Census ACS data.
The median household income in ZIP 91801 is $85,549. The per capita income is $42,901. The poverty rate is 8.3%.
ZIP code 91801 is located in California.
More from California
Data for ZIP Code Tabulation Area (ZCTA) 91801 from the American Community Survey 5-Year estimates. ZCTAs approximately correspond to USPS ZIP code delivery areas but are built from Census blocks and may not match exactly.
What distinguishes ZIP 91801 is density: among the most densely settled of US ZIP codes, around 12,426 people per square mile. ZIP 91801 is a ZIP code in California with a population of 53,730.
The typical household earns $85,549 a year, above the US median of $78,538. About 8.3% of residents live below the federal poverty level, below the national 12.4%. Real estate commands a premium here — a median home value of $797,000, with typical rent around $1,879.
About 40.6% of adults 25 and older have a bachelor’s degree, above the 35.0% national figure.
That density explains much of the rest of the profile in ZIP 91801: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Source: U.S. Census Bureau ACS, 2026.