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ZIP CODE TABULATION AREA

21778

Maryland · 745 residents · 18.241 sq mi
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ZIP 21778 has roughly average household income, with a median household income of $76,458. Population has held roughly steady since 2024. Median home value is $382,100. With a median age of 58.4, the population is older than the US median of 38.9. Poverty is rare here, at 0.9% of residents. Households here earn about 37% less than the Frederick County median. Among the 26 ZIP codes in Frederick County, 21778 ranks 26th by median household income.

$76,458
US average: $82,259
$382,100
US average: $376,019
27.0%
US average: 35.6%
Age, sex & households
Under 18
15.7%
Age 65+
33.7%
38.8%
61.2%
2.24 people
Race & ethnicity · 2024
2024
White, non-Hispanic100%(745)
Black0%(0)
Hispanic / Latino0%(0)
Asian0%(0)
Other0%(0)
Diversity Score0%(0)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Frederick County
Income rank vs other ZIPs
LOWEST26TH OF 26HIGHEST
Adjacent ZIPs
21701$106,577
21702$106,983
21703$106,334
21704$161,063
Frequently asked

How many people live in ZIP code 21778?

ZIP code 21778 has about 745 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21778?

The typical household in ZIP code 21778 earns about $76,458 a year. Half of households make more than that, and half make less.

Is ZIP code 21778 expensive?

In ZIP code 21778, the median home is worth about $382,100.

How educated are people in ZIP code 21778?

About 27.0% of adults age 25 and over in ZIP code 21778 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21778?

About 0.9% of people in ZIP code 21778 live below the federal poverty line.

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