US Census Data

ZIP 91977 vs ZIP 91978

A side-by-side comparison of ZIP Code 91977 and ZIP Code 91978: population, income, housing, and more.

ZIP 91977 and ZIP 91978 are ZIP Code areas in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 91977 has the higher population (62,957 vs 10,511 in ZIP 91978). ZIP 91978 has the higher median household income ($111,506 vs $92,407 in ZIP 91977). ZIP 91977 has the higher median home value ($623,500 vs $597,300 in ZIP 91978).

Population, income & housing

ZIP 91977ZIP 91978
Population62,95710,511
Median age35.3 yrs38.4 yrs
Median household income$92,407$111,506
Median home value$623,500$597,300
Median gross rent$1,897$2,226
Housing units20,0263,340
Homeownership rate62.9%65.8%
Bachelor's degree or higher26.3%30.6%
Unemployment rate9.9%6.9%

Trends (ACS 5-year, 2019–2023)

ZIP 91977ZIP 91978
Population64,750 → 62,957 (-2.8%)10,506 → 10,511 (+0.0%)
Median household income$66,147 → $92,407 (+39.7%)$76,660 → $111,506 (+45.5%)
Median home value$441,700 → $623,500 (+41.2%)$438,200 → $597,300 (+36.3%)
Median gross rent$1,463 → $1,897 (+29.7%)$1,767 → $2,226 (+26.0%)

ZIP 91977

Population
64,75062,957
Median household income
$66,147$92,407
Median home value
$441,700$623,500
Median gross rent
$1,463$1,897

ZIP 91978

Population
10,50610,511
Median household income
$76,660$111,506
Median home value
$438,200$597,300
Median gross rent
$1,767$2,226

Age & race/ethnicity

Age distribution (share)

ZIP 91977ZIP 91978
Under 56.4%6.0%
5 to 1718.0%17.6%
18 to 248.3%8.0%
25 to 3416.6%13.5%
35 to 4413.9%15.4%
45 to 5411.7%13.9%
55 to 6411.6%11.5%
65 to 748.7%8.5%
75 and over4.8%5.6%

Race & ethnicity (share)

ZIP 91977ZIP 91978
White (non-Hispanic)28.7%39.1%
Black or African American11.8%11.4%
American Indian & Alaska Native0.2%0.0%
Asian7.0%6.1%
Native Hawaiian & Pacific Islander0.4%0.3%
Some other race0.9%0.4%
Two or more races4.6%6.0%
Hispanic or Latino46.4%36.7%

Educational attainment (age 25+)

Share of adults 25+

ZIP 91977ZIP 91978
No high school diploma12.0%10.9%
High school graduate23.1%22.6%
Some college or associate's38.6%35.9%
Bachelor's degree17.9%19.8%
Graduate or professional degree8.4%10.8%

Commute to work

How workers get to work (share)

ZIP 91977ZIP 91978
Drove alone76.6%79.5%
Carpooled10.3%5.9%
Public transit1.3%0.9%
Walked0.6%0.3%
Bicycle0.4%0.1%
Worked from home9.4%12.1%
Other means1.5%1.3%

Housing

Units in structure (share)

ZIP 91977ZIP 91978
1-unit, detached62.6%49.4%
1-unit, attached8.5%2.7%
2 to 4 units5.7%4.9%
5 to 19 units8.4%15.4%
20 or more units9.6%4.9%
Mobile home & other5.2%22.7%

Poverty & households

ZIP 91977ZIP 91978
Poverty rate10.4%13.4%
Average household size3.213.21
Mean commute (minutes)2727
Median year structure built19751979

Full profiles

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