CensusEasy
ZIP CODE TABULATION AREA

63123

Missouri · 49,077 residents · 12.454 sq mi
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ZIP 63123 has roughly average household income, with a median household income of $77,055. Population has held roughly steady since 2024. Median home value is $219,400. Among the 42 ZIP codes in St. Louis County, 63123 ranks 26th by median household income.

$77,055
US average: $82,259
$219,400
US average: $376,019
37.6%
US average: 35.6%
Age, sex & households
Under 18
18.3%
Age 65+
19.4%
48.4%
51.6%
2.25 people
Race & ethnicity · 2024
2024
White, non-Hispanic81.6%(40,066)
Black3.8%(1,875)
Hispanic / Latino4.1%(2,007)
Asian4.7%(2,331)
Other5.7%(2,798)
Diversity Score40.6%(19,929)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within St. Louis County
Income rank vs other ZIPs
LOWEST26TH 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 63123?

ZIP code 63123 has about 49,077 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 63123?

The typical household in ZIP code 63123 earns about $77,055 a year. Half of households make more than that, and half make less.

Is ZIP code 63123 expensive?

In ZIP code 63123, the median home is worth about $219,400, and the typical rent is about $1,006 a month.

How educated are people in ZIP code 63123?

About 37.6% of adults age 25 and over in ZIP code 63123 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 63123?

About 7.9% of people in ZIP code 63123 live below the federal poverty line.

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