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ZIP CODE TABULATION AREA

21555

Maryland · 1,470 residents · 98.293 sq mi
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ZIP 21555 has notably lower household income than the US average, with a median household income of $53,266. Population has held roughly steady since 2024. 12% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value is $197,700. The poverty rate of 22.1% is well above the national figure. Among the 10 ZIP codes in Allegany County, 21555 ranks 8th by median household income.

$53,266
US average: $82,259
$197,700
US average: $376,019
11.9%
US average: 35.6%
Age, sex & households
Under 18
24.4%
Age 65+
16.2%
52.5%
47.5%
2.48 people
Race & ethnicity · 2024
2024
White, non-Hispanic98.9%(1,454)
Black0.5%(7)
Hispanic / Latino0%(0)
Asian0%(0)
Other0.6%(9)
Diversity Score2.7%(40)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Allegany County
Income rank vs other ZIPs
LOWEST8TH OF 10HIGHEST
Adjacent ZIPs
21502$60,725
21524$76,417
21529$37,240
21530$63,542
Frequently asked

How many people live in ZIP code 21555?

ZIP code 21555 has about 1,470 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21555?

The typical household in ZIP code 21555 earns about $53,266 a year. Half of households make more than that, and half make less.

Is ZIP code 21555 expensive?

In ZIP code 21555, the median home is worth about $197,700, and the typical rent is about $790 a month.

How educated are people in ZIP code 21555?

About 11.9% of adults age 25 and over in ZIP code 21555 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21555?

About 22.1% of people in ZIP code 21555 live below the federal poverty line.

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

ZIP 21555: demographics, income & housing data · CensusEasy