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ZIP CODE TABULATION AREA

63131

Missouri · 17,935 residents · 13.629 sq mi
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ZIP 63131 is significantly wealthier than the US average, with a median household income of $225,493. Population has held roughly steady since 2024. 82% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value is $778,100. With a median age of 46.3, the population is older than the US median of 38.9. Households here earn about 172% more than the St. Louis County median. Among the 42 ZIP codes in St. Louis County, 63131 ranks 1st by median household income.

$225,493
US average: $82,259
$778,100
US average: $376,019
81.6%
US average: 35.6%
Age, sex & households
Under 18
25.7%
Age 65+
22.6%
49.4%
50.6%
2.72 people
Race & ethnicity · 2024
2024
White, non-Hispanic86.6%(15,537)
Black1.1%(194)
Hispanic / Latino2.2%(400)
Asian5%(896)
Other5.1%(908)
Diversity Score30.5%(5,467)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within St. Louis County
Income rank vs other ZIPs
LOWEST1ST OF 42HIGHEST
Adjacent ZIPs
63005$198,469
63011$124,454
63017$127,095
63021$120,177
Frequently asked

How many people live in ZIP code 63131?

ZIP code 63131 has about 17,935 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 63131?

The typical household in ZIP code 63131 earns about $225,493 a year. Half of households make more than that, and half make less.

Is ZIP code 63131 expensive?

In ZIP code 63131, the median home is worth about $778,100, and the typical rent is about $1,896 a month.

How educated are people in ZIP code 63131?

About 81.6% of adults age 25 and over in ZIP code 63131 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 63131?

About 2.1% of people in ZIP code 63131 live below the federal poverty line.

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