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ZIP CODE TABULATION AREA

21921

Maryland · 45,527 residents · 94.733 sq mi
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ZIP 21921 has roughly average household income, with a median household income of $85,775. Population has held roughly steady since 2024. Median home value is $330,400. Among the 13 ZIP codes in Cecil County, 21921 ranks 9th by median household income.

$85,775
US average: $82,259
$330,400
US average: $376,019
28.8%
US average: 35.6%
Age, sex & households
Under 18
22.9%
Age 65+
16.8%
49.1%
50.9%
2.57 people
Race & ethnicity · 2024
2024
White, non-Hispanic75%(34,154)
Black9.8%(4,468)
Hispanic / Latino6.7%(3,073)
Asian1.4%(654)
Other7%(3,178)
Diversity Score52.2%(23,785)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Cecil County
Income rank vs other ZIPs
LOWEST9TH OF 13HIGHEST
Adjacent ZIPs
21901$113,719
21903$78,962
21904$88,136
Frequently asked

How many people live in ZIP code 21921?

ZIP code 21921 has about 45,527 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21921?

The typical household in ZIP code 21921 earns about $85,775 a year. Half of households make more than that, and half make less.

Is ZIP code 21921 expensive?

In ZIP code 21921, the median home is worth about $330,400, and the typical rent is about $1,421 a month.

How educated are people in ZIP code 21921?

About 28.8% of adults age 25 and over in ZIP code 21921 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21921?

About 13.6% of people in ZIP code 21921 live below the federal poverty line.

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