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ZIP CODE TABULATION AREA

31831

Georgia · 4,446 residents · 73.414 sq mi
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ZIP 31831 is wealthier than most US places, with a median household income of $98,214. Population has held roughly steady since 2024. Median home value is $300,800. Poverty is rare here, at 3.7% of residents. Among the 9 ZIP codes in Harris County, 31831 ranks 4th by median household income.

$98,214
US average: $82,259
$300,800
US average: $376,019
33.3%
US average: 35.6%
Age, sex & households
Under 18
26.1%
Age 65+
16.3%
55.0%
45.0%
2.96 people
Race & ethnicity · 2024
2024
White, non-Hispanic80.8%(3,592)
Black11%(488)
Hispanic / Latino3.3%(146)
Asian0.2%(8)
Other4.8%(212)
Diversity Score41.5%(1,844)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Harris County
Income rank vs other ZIPs
LOWEST4TH OF 9HIGHEST
Adjacent ZIPs
31804$103,095
31807$109,345
31808$109,294
31811$90,385
Frequently asked

How many people live in ZIP code 31831?

ZIP code 31831 has about 4,446 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 31831?

The typical household in ZIP code 31831 earns about $98,214 a year. Half of households make more than that, and half make less.

Is ZIP code 31831 expensive?

In ZIP code 31831, the median home is worth about $300,800, and the typical rent is about $1,045 a month.

How educated are people in ZIP code 31831?

About 33.3% of adults age 25 and over in ZIP code 31831 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 31831?

About 3.7% of people in ZIP code 31831 live below the federal poverty line.

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