Census ACS · California
ZIP Code 91304
ZIP code 91304 is located in California with a population of 53,794. The median household income is $82,289 and the median home value is $847,600.
53,794
Population
$82,289
Median Income
$847,600
Median Home Value
40.9
Median Age
Race & Ethnicity
| White | 38.3% |
| Black | 4.3% |
| Asian | 0.1% |
| Hispanic (any race) | 1.5% |
Male: 49.1% · Female: 50.9%
Economy & Income
$82,289
Median Household Income
$40,965
Per Capita Income
8.7%
Poverty Rate
Housing
$847,600
Median Home Value
$1,927
Median Rent
51.2%
Homeownership
Education
82.7%
High School+
33.6%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in California
Part of California
Metro areas in California
Frequently Asked Questions
ZIP code 91304 in California has a population of 53,794 according to latest Census ACS data.
The median household income in ZIP 91304 is $82,289. The per capita income is $40,965. The poverty rate is 8.7%.
ZIP code 91304 is located in California.
More from California
Data for ZIP Code Tabulation Area (ZCTA) 91304 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.
this entity is one of the data points covered by this site’s U.S. population demographics dataset. The detail above comes directly from the U.S. Census Bureau ACS and decennial files; the context that follows situates the headline numbers against the broader distribution across U.S. states, metros, cities, and ZIPs.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: U.S. Census Bureau ACS, 2026.