US Census Data

ZIP 91303 vs ZIP 91304

A side-by-side comparison of ZIP Code 91303 and ZIP Code 91304: population, income, housing, and more.

ZIP 91303 and ZIP 91304 are ZIP Code areas in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 91304 has the higher population (53,794 vs 29,522 in ZIP 91303). ZIP 91304 has the higher median household income ($82,289 vs $76,051 in ZIP 91303). ZIP 91304 has the higher median home value ($847,600 vs $645,300 in ZIP 91303).

Population, income & housing

ZIP 91303ZIP 91304
Population29,52253,794
Median age32.6 yrs40.9 yrs
Median household income$76,051$82,289
Median home value$645,300$847,600
Median gross rent$1,983$1,927
Housing units11,07318,875
Homeownership rate20.7%51.2%
Bachelor's degree or higher24.7%33.6%
Unemployment rate6.9%7.6%

Trends (ACS 5-year, 2019–2023)

ZIP 91303ZIP 91304
Population31,586 → 29,522 (-6.5%)54,361 → 53,794 (-1.0%)
Median household income$61,250 → $76,051 (+24.2%)$70,505 → $82,289 (+16.7%)
Median home value$465,100 → $645,300 (+38.7%)$614,500 → $847,600 (+37.9%)
Median gross rent$1,541 → $1,983 (+28.7%)$1,521 → $1,927 (+26.7%)

ZIP 91303

Population
31,58629,522
Median household income
$61,250$76,051
Median home value
$465,100$645,300
Median gross rent
$1,541$1,983

ZIP 91304

Population
54,36153,794
Median household income
$70,505$82,289
Median home value
$614,500$847,600
Median gross rent
$1,521$1,927

Age & race/ethnicity

Age distribution (share)

ZIP 91303ZIP 91304
Under 55.6%5.0%
5 to 1714.0%15.9%
18 to 2410.4%8.3%
25 to 3425.3%14.0%
35 to 4411.9%11.7%
45 to 5414.7%15.0%
55 to 649.9%14.0%
65 to 745.0%9.2%
75 and over3.2%6.9%

Race & ethnicity (share)

ZIP 91303ZIP 91304
White (non-Hispanic)25.8%32.1%
Black or African American4.3%4.2%
American Indian & Alaska Native0.4%0.1%
Asian10.7%16.8%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.1%0.4%
Two or more races1.8%4.8%
Hispanic or Latino56.8%41.7%

Educational attainment (age 25+)

Share of adults 25+

ZIP 91303ZIP 91304
No high school diploma23.3%17.3%
High school graduate24.8%19.4%
Some college or associate's27.2%29.7%
Bachelor's degree17.7%21.7%
Graduate or professional degree7.0%11.9%

Commute to work

How workers get to work (share)

ZIP 91303ZIP 91304
Drove alone66.8%66.8%
Carpooled9.1%10.5%
Public transit7.0%3.7%
Walked3.1%1.2%
Bicycle0.1%0.3%
Worked from home11.0%15.8%
Other means3.0%1.8%

Housing

Units in structure (share)

ZIP 91303ZIP 91304
1-unit, detached24.5%50.6%
1-unit, attached3.3%2.6%
2 to 4 units1.8%1.8%
5 to 19 units20.2%6.7%
20 or more units49.7%33.6%
Mobile home & other0.4%4.8%

Poverty & households

ZIP 91303ZIP 91304
Poverty rate17.8%11.9%
Average household size2.802.88
Mean commute (minutes)3031
Median year structure built19811973

Full profiles

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ZIP 91303 vs ZIP 91304: Compare Population & Demographics | US Census Data