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ZIP CODE TABULATION AREA

63109

Missouri · 25,236 residents · 3.536 sq mi
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ZIP 63109 has lower-than-average household income, with a median household income of $69,938. Population has held roughly steady since 2024. 52% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value is $264,700. 52% of adults hold a bachelor's degree, well above the US average, yet household income trails the national figure — a profile common to graduate-student tracts and academic hubs. Among the 18 ZIP codes in St. Louis, 63109 ranks 3rd by median household income.

$69,938
US average: $82,259
$264,700
US average: $376,019
52.5%
US average: 35.6%
Age, sex & households
Under 18
15.6%
Age 65+
19.7%
49.1%
50.9%
1.78 people
Race & ethnicity · 2024
2024
White, non-Hispanic85.9%(21,673)
Black5.7%(1,449)
Hispanic / Latino3.8%(953)
Asian1.5%(374)
Other3.1%(787)
Diversity Score32.1%(8,092)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within St. Louis
Income rank vs other ZIPs
LOWEST3RD OF 18HIGHEST
Adjacent ZIPs
63101$66,678
63102$65,527
63103$40,943
63104$68,764
Frequently asked

How many people live in ZIP code 63109?

ZIP code 63109 has about 25,236 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 63109?

The typical household in ZIP code 63109 earns about $69,938 a year. Half of households make more than that, and half make less.

Is ZIP code 63109 expensive?

In ZIP code 63109, the median home is worth about $264,700, and the typical rent is about $971 a month.

How educated are people in ZIP code 63109?

About 52.5% of adults age 25 and over in ZIP code 63109 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 63109?

About 9.9% of people in ZIP code 63109 live below the federal poverty line.

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