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ZIP CODE TABULATION AREA

21655

Maryland · 5,053 residents · 52.7 sq mi
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ZIP 21655 is a ZIP code of 5,053 people in Caroline County. 84% of homes are owner-occupied. 24% of adults hold a bachelor's degree or higher. The foreign-born share is 2%. Households here earn about 32% more than in Caroline County as a whole. The poverty rate is 4.3%, under the national 12.5%. Among the 8 ZIP codes in Caroline County, 21655 ranks 1st by median household income.

$90,385
US average: $82,259
$42,506
US average: $44,673
$289,200
US average: $376,019
24.0%
US average: 35.6%
Land area
52.7 sq mi
Age, sex & households
Under 18
21.6%
Age 65+
18.7%
50.1%
49.9%
2.71 people
Race & ethnicity · 2024
2024
White, non-Hispanic80.6%(4,072)
Black10%(503)
Hispanic / Latino2.4%(120)
Asian0%(0)
Other7.1%(358)
42
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.2
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
LOWEST1ST OF 8HIGHEST
Adjacent ZIPs
21629$73,956
21632$61,316
21636$73,426
21639$62,772
Frequently asked

How many people live in ZIP code 21655?

ZIP code 21655 has about 5,053 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21655?

The typical household in ZIP code 21655 earns about $90,385 a year. Half of households make more than that, and half make less.

Is ZIP code 21655 expensive?

In ZIP code 21655, the median home is worth about $289,200, and the typical rent is about $1,380 a month.

How educated are people in ZIP code 21655?

About 24.0% of adults age 25 and over in ZIP code 21655 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21655?

About 4.3% of people in ZIP code 21655 live below the federal poverty line.

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