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ZIP CODE TABULATION AREA

21638

Maryland · 5,420 residents · 9.90 sq mi
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ZIP 21638 is a ZIP code of 5,420 people in Queen Anne's County. 84% of homes are owner-occupied. The median household earns $140,086, about 70% above the national median. About 47% of adults have finished a four-year degree. The typical home is worth $569,200. The median age is 42.3, about 3 years above the US median. Among the 11 ZIP codes in Queen Anne's County, 21638 ranks 1st by median household income.

$140,086
US average: $82,259
$60,714
US average: $44,673
$569,200
US average: $376,019
46.7%
US average: 35.6%
Land area
9.90 sq mi
Age, sex & households
Under 18
26.4%
Age 65+
17.4%
49.9%
50.1%
2.81 people
Race & ethnicity · 2024
2024
White, non-Hispanic77.6%(4,205)
Black5.8%(314)
Hispanic / Latino5.8%(314)
Asian0.8%(46)
Other10%(541)
48
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
4.1
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Queen Anne's County
Income rank vs other ZIPs
LOWEST1ST OF 11HIGHEST
Adjacent ZIPs
21607$91,250
21617$116,898
21619$107,639
21623$78,345
Frequently asked

How many people live in ZIP code 21638?

ZIP code 21638 has about 5,420 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21638?

The typical household in ZIP code 21638 earns about $140,086 a year. Half of households make more than that, and half make less.

Is ZIP code 21638 expensive?

In ZIP code 21638, the median home is worth about $569,200, and the typical rent is about $1,692 a month.

How educated are people in ZIP code 21638?

About 46.7% of adults age 25 and over in ZIP code 21638 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21638?

About 8.4% of people in ZIP code 21638 live below the federal poverty line.

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