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ZIP CODE TABULATION AREA

63373

Missouri · 690 residents · 18.7 sq mi
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ZIP 63373 is home to 690 people in St. Charles County. Owners hold 86% of the housing stock. The median age is 46.0, about 7 years above the US median. 1% of residents were born outside the United States. About 24% of adults have finished a four-year degree. The typical home is worth $221,300. Among the 14 ZIP codes in St. Charles County, 63373 ranks 12th by median household income.

$88,750
US average: $82,259
$48,564
US average: $44,673
$221,300
US average: $376,019
24.1%
US average: 35.6%
Land area
18.7 sq mi
Age, sex & households
Under 18
16.8%
Age 65+
11.0%
49.3%
50.7%
2.65 people
Race & ethnicity · 2024
2024
White, non-Hispanic90%(621)
Black1%(7)
Hispanic / Latino6.7%(46)
Asian0.3%(2)
Other2%(14)
23
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
2.5
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within St. Charles County
Income rank vs other ZIPs
LOWEST12TH OF 14HIGHEST
Adjacent ZIPs
63301$85,308
63303$99,138
63304$114,442
63332$146,146
Frequently asked

How many people live in ZIP code 63373?

ZIP code 63373 has about 690 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 63373?

The typical household in ZIP code 63373 earns about $88,750 a year. Half of households make more than that, and half make less.

Is ZIP code 63373 expensive?

In ZIP code 63373, the median home is worth about $221,300, and the typical rent is about $1,082 a month.

How educated are people in ZIP code 63373?

About 24.1% of adults age 25 and over in ZIP code 63373 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 63373?

About 8.0% of people in ZIP code 63373 live below the federal poverty line.

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