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ZIP CODE TABULATION AREA

21108

Maryland · 18,643 residents · 12.914 sq mi
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ZIP 21108 is significantly wealthier than the US average, with a median household income of $151,324. Population has held roughly steady since 2024. 55% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value is $555,000. Poverty is rare here, at 3.5% of residents. Among the 35 ZIP codes in Anne Arundel County, 21108 ranks 11th by median household income.

$151,324
US average: $82,259
$555,000
US average: $376,019
55.3%
US average: 35.6%
Age, sex & households
Under 18
23.3%
Age 65+
17.3%
47.7%
52.3%
2.79 people
Race & ethnicity · 2024
2024
White, non-Hispanic70.6%(13,168)
Black10.5%(1,962)
Hispanic / Latino7.8%(1,451)
Asian5.7%(1,070)
Other5.3%(992)
Diversity Score59.7%(11,136)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Anne Arundel County
Income rank vs other ZIPs
LOWEST11TH OF 35HIGHEST
Adjacent ZIPs
20711$113,576
20714$91,099
20724$118,115
20733$126,797
Frequently asked

How many people live in ZIP code 21108?

ZIP code 21108 has about 18,643 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21108?

The typical household in ZIP code 21108 earns about $151,324 a year. Half of households make more than that, and half make less.

Is ZIP code 21108 expensive?

In ZIP code 21108, the median home is worth about $555,000, and the typical rent is about $2,049 a month.

How educated are people in ZIP code 21108?

About 55.3% of adults age 25 and over in ZIP code 21108 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21108?

About 3.5% of people in ZIP code 21108 live below the federal poverty line.

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