CensusEasy
ZIP CODE TABULATION AREA

94931

California · 9,487 residents · 7.735 sq mi
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ZIP 94931 is wealthier than most US places, with a median household income of $101,994. Population has held roughly steady since 2024. Median home value is $820,000. Among the 28 ZIP codes in Sonoma County, 94931 ranks 20th by median household income.

$101,994
US average: $82,259
$820,000
US average: $376,019
36.1%
US average: 35.6%
Age, sex & households
Under 18
15.6%
Age 65+
18.2%
49.6%
50.4%
2.32 people
Race & ethnicity · 2024
2024
White, non-Hispanic65.4%(6,205)
Black0.9%(87)
Hispanic / Latino24.1%(2,288)
Asian2.2%(211)
Other7.3%(696)
Diversity Score63.5%(6,025)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Sonoma County
Income rank vs other ZIPs
LOWEST20TH OF 28HIGHEST
Adjacent ZIPs
94515$94,464
94923$147,546
94928$99,280
Frequently asked

How many people live in ZIP code 94931?

ZIP code 94931 has about 9,487 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 94931?

The typical household in ZIP code 94931 earns about $101,994 a year. Half of households make more than that, and half make less.

Is ZIP code 94931 expensive?

In ZIP code 94931, the median home is worth about $820,000, and the typical rent is about $1,913 a month.

How educated are people in ZIP code 94931?

About 36.1% of adults age 25 and over in ZIP code 94931 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 94931?

About 8.6% of people in ZIP code 94931 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024