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ZIP CODE TABULATION AREA

21639

Maryland · 4,682 residents · 33.1 sq mi
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ZIP 21639 is home to 4,682 people in Caroline County. 13% of adults hold a bachelor's degree, below the 36% national rate. The average commute runs 39 minutes. Owners hold 72% of the housing stock. Median home value sits at $269,400. Median household income is $62,772, under the $82,259 national median. Among the 8 ZIP codes in Caroline County, 21639 ranks 6th by median household income.

$62,772
US average: $82,259
$33,990
US average: $44,673
$269,400
US average: $376,019
13.5%
US average: 35.6%
Land area
33.1 sq mi
Age, sex & households
Under 18
25.8%
Age 65+
15.9%
46.5%
53.5%
2.67 people
Race & ethnicity · 2024
2024
White, non-Hispanic66.1%(3,094)
Black7.8%(363)
Hispanic / Latino18.9%(883)
Asian1%(46)
Other6.3%(296)
65
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
4.3
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Caroline County
Income rank vs other ZIPs
LOWEST6TH OF 8HIGHEST
Adjacent ZIPs
21629$73,956
21632$61,316
21636$73,426
21640$53,558
Frequently asked

How many people live in ZIP code 21639?

ZIP code 21639 has about 4,682 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21639?

The typical household in ZIP code 21639 earns about $62,772 a year. Half of households make more than that, and half make less.

Is ZIP code 21639 expensive?

In ZIP code 21639, the median home is worth about $269,400, and the typical rent is about $1,107 a month.

How educated are people in ZIP code 21639?

About 13.5% of adults age 25 and over in ZIP code 21639 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21639?

About 10.3% of people in ZIP code 21639 live below the federal poverty line.

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