Census ACS · California
ZIP Code 91977
ZIP code 91977 is located in California with a population of 62,957. The median household income is $92,407 and the median home value is $623,500.
62,957
Population
$92,407
Median Income
$623,500
Median Home Value
35.3
Median Age
Race & Ethnicity
| White | 40.8% |
| Black | 12.3% |
| Asian | 0.0% |
| Hispanic (any race) | 3.8% |
Male: 50.5% · Female: 49.5%
Economy & Income
$92,407
Median Household Income
$37,527
Per Capita Income
6.7%
Poverty Rate
Housing
$623,500
Median Home Value
$1,897
Median Rent
62.9%
Homeownership
Education
88.0%
High School+
26.3%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in California
Part of California
Metro areas in California
Frequently Asked Questions
ZIP code 91977 in California has a population of 62,957 according to latest Census ACS data.
The median household income in ZIP 91977 is $92,407. The per capita income is $37,527. The poverty rate is 6.7%.
ZIP code 91977 is located in California.
More from California
Data for ZIP Code Tabulation Area (ZCTA) 91977 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 91977 is density: among the most densely settled of US ZIP codes, around 6,348 people per square mile. With 62,957 residents, ZIP 91977 is a ZIP code in California.
The typical household earns $92,407 a year, above the US median of $78,538. The poverty rate is 6.7%, below the national 12.4%. Real estate commands a premium here — a median home value of $623,500, with typical rent around $1,897.
26.3% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%.
That density explains much of the rest of the profile in ZIP 91977: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Source: U.S. Census Bureau ACS, 2026.