US Census Data

ZIP 94931 vs ZIP 94939

A side-by-side comparison of ZIP Code 94931 and ZIP Code 94939: population, income, housing, and more.

ZIP 94931 and ZIP 94939 are ZIP Code areas in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 94931 has the higher population (9,320 vs 7,372 in ZIP 94939). ZIP 94939 has the higher median household income ($182,743 vs $103,105 in ZIP 94931). ZIP 94939 has the higher median home value ($2,000,001 vs $788,200 in ZIP 94931).

Population, income & housing

ZIP 94931ZIP 94939
Population9,3207,372
Median age39.8 yrs46.7 yrs
Median household income$103,105$182,743
Median home value$788,200$2,000,001
Median gross rent$1,780$3,104
Housing units4,2443,691
Homeownership rate60.2%49.3%
Bachelor's degree or higher39.0%76.2%
Unemployment rate3.2%5.4%

Trends (ACS 5-year, 2019–2023)

ZIP 94931ZIP 94939
Population8,926 → 9,320 (+4.4%)6,747 → 7,372 (+9.3%)
Median household income$80,186 → $103,105 (+28.6%)$119,158 → $182,743 (+53.4%)
Median home value$555,800 → $788,200 (+41.8%)$1,551,400 → $2,000,001 (+28.9%)
Median gross rent$1,630 → $1,780 (+9.2%)$2,206 → $3,104 (+40.7%)

ZIP 94931

Population
8,9269,320
Median household income
$80,186$103,105
Median home value
$555,800$788,200
Median gross rent
$1,630$1,780

ZIP 94939

Population
6,7477,372
Median household income
$119,158$182,743
Median home value
$1,551,400$2,000,001
Median gross rent
$2,206$3,104

Age & race/ethnicity

Age distribution (share)

ZIP 94931ZIP 94939
Under 55.3%5.8%
5 to 1712.1%12.8%
18 to 247.6%10.0%
25 to 3414.1%7.2%
35 to 4418.6%11.3%
45 to 549.9%16.6%
55 to 6414.5%16.0%
65 to 749.9%11.1%
75 and over7.9%9.1%

Race & ethnicity (share)

ZIP 94931ZIP 94939
White (non-Hispanic)69.8%79.7%
Black or African American1.3%0.0%
American Indian & Alaska Native0.0%0.0%
Asian2.2%4.3%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race1.1%0.8%
Two or more races6.3%9.7%
Hispanic or Latino19.2%5.5%

Educational attainment (age 25+)

Share of adults 25+

ZIP 94931ZIP 94939
No high school diploma3.2%1.7%
High school graduate18.1%3.8%
Some college or associate's39.7%18.4%
Bachelor's degree27.9%38.1%
Graduate or professional degree11.1%38.1%

Commute to work

How workers get to work (share)

ZIP 94931ZIP 94939
Drove alone70.5%54.0%
Carpooled7.3%5.6%
Public transit3.4%3.2%
Walked1.0%4.1%
Bicycle0.7%0.5%
Worked from home16.2%31.4%
Other means1.0%1.2%

Housing

Units in structure (share)

ZIP 94931ZIP 94939
1-unit, detached62.4%45.5%
1-unit, attached9.6%4.9%
2 to 4 units10.3%8.9%
5 to 19 units10.4%24.4%
20 or more units5.5%16.4%
Mobile home & other1.8%0.0%

Poverty & households

ZIP 94931ZIP 94939
Poverty rate7.6%6.7%
Average household size2.252.14
Mean commute (minutes)3030
Median year structure built19831972

Full profiles

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