US Census Data

ZIP 94523 vs ZIP 94531

A side-by-side comparison of ZIP Code 94523 and ZIP Code 94531: population, income, housing, and more.

ZIP 94523 and ZIP 94531 are ZIP Code areas in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 94531 has the higher population (44,746 vs 34,789 in ZIP 94523). ZIP 94523 has the higher median household income ($142,622 vs $123,428 in ZIP 94531). ZIP 94523 has the higher median home value ($1,038,400 vs $660,200 in ZIP 94531).

Population, income & housing

ZIP 94523ZIP 94531
Population34,78944,746
Median age42.6 yrs38.9 yrs
Median household income$142,622$123,428
Median home value$1,038,400$660,200
Median gross rent$2,479$3,063
Housing units14,58513,888
Homeownership rate63.5%72.3%
Bachelor's degree or higher55.9%31.6%
Unemployment rate4.4%5.7%

Trends (ACS 5-year, 2019–2023)

ZIP 94523ZIP 94531
Population35,005 → 34,789 (-0.6%)43,022 → 44,746 (+4.0%)
Median household income$117,568 → $142,622 (+21.3%)$104,646 → $123,428 (+17.9%)
Median home value$719,000 → $1,038,400 (+44.4%)$436,400 → $660,200 (+51.3%)
Median gross rent$1,988 → $2,479 (+24.7%)$2,268 → $3,063 (+35.1%)

ZIP 94523

Population
35,00534,789
Median household income
$117,568$142,622
Median home value
$719,000$1,038,400
Median gross rent
$1,988$2,479

ZIP 94531

Population
43,02244,746
Median household income
$104,646$123,428
Median home value
$436,400$660,200
Median gross rent
$2,268$3,063

Age & race/ethnicity

Age distribution (share)

ZIP 94523ZIP 94531
Under 55.1%4.9%
5 to 1714.9%17.0%
18 to 247.5%8.4%
25 to 3411.1%14.9%
35 to 4415.8%13.1%
45 to 5414.4%12.8%
55 to 6412.8%16.5%
65 to 7411.3%7.9%
75 and over7.1%4.6%

Race & ethnicity (share)

ZIP 94523ZIP 94531
White (non-Hispanic)56.1%23.2%
Black or African American3.5%24.1%
American Indian & Alaska Native0.1%0.3%
Asian17.1%20.2%
Native Hawaiian & Pacific Islander0.7%0.2%
Some other race0.7%0.2%
Two or more races6.7%6.0%
Hispanic or Latino15.2%25.8%

Educational attainment (age 25+)

Share of adults 25+

ZIP 94523ZIP 94531
No high school diploma4.1%10.4%
High school graduate13.1%23.1%
Some college or associate's26.8%34.9%
Bachelor's degree33.6%22.7%
Graduate or professional degree22.3%8.9%

Commute to work

How workers get to work (share)

ZIP 94523ZIP 94531
Drove alone55.9%65.6%
Carpooled11.2%11.1%
Public transit5.8%6.2%
Walked2.5%0.7%
Bicycle0.6%0.0%
Worked from home22.8%15.5%
Other means1.1%0.8%

Housing

Units in structure (share)

ZIP 94523ZIP 94531
1-unit, detached60.5%90.2%
1-unit, attached9.6%2.1%
2 to 4 units6.5%2.1%
5 to 19 units6.7%1.8%
20 or more units16.4%3.8%
Mobile home & other0.4%0.0%

Poverty & households

ZIP 94523ZIP 94531
Poverty rate6.4%7.2%
Average household size2.473.26
Mean commute (minutes)3046
Median year structure built19711997

Full profiles

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ZIP 94523 vs ZIP 94531: Compare Population & Demographics | US Census Data