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ZIP CODE TABULATION AREA

21158

Maryland · 22,083 residents · 73.3 sq mi
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With 22,083 people, ZIP 21158 is a ZIP code in Carroll County. 79% of homes are owner-occupied. Getting to work takes 36 minutes on average. The foreign-born share is 4%. The median household earns $109,827, about 34% above the national median. Poverty is uncommon here, at 6.2% of people in this ZIP code. Among the 9 ZIP codes in Carroll County, 21158 ranks 5th by median household income.

$109,827
US average: $82,259
$52,759
US average: $44,673
$384,700
US average: $376,019
36.1%
US average: 35.6%
Land area
73.3 sq mi
Age, sex & households
Under 18
21.2%
Age 65+
19.0%
51.8%
48.2%
2.59 people
Race & ethnicity · 2024
2024
White, non-Hispanic84.5%(18,651)
Black4.9%(1,078)
Hispanic / Latino4.4%(980)
Asian2.5%(550)
Other3.7%(824)
35
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.5
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Carroll County
Income rank vs other ZIPs
LOWEST5TH OF 9HIGHEST
Adjacent ZIPs
21048$131,921
21074$108,536
21102$135,069
21157$104,966
Frequently asked

How many people live in ZIP code 21158?

ZIP code 21158 has about 22,083 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21158?

The typical household in ZIP code 21158 earns about $109,827 a year. Half of households make more than that, and half make less.

Is ZIP code 21158 expensive?

In ZIP code 21158, the median home is worth about $384,700, and the typical rent is about $1,794 a month.

How educated are people in ZIP code 21158?

About 36.1% of adults age 25 and over in ZIP code 21158 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21158?

About 6.2% of people in ZIP code 21158 live below the federal poverty line.

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