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ZIP CODE TABULATION AREA

21230

Maryland · 32,977 residents · 6.32 sq mi
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ZIP 21230 is home to 32,977 people in Baltimore. This is an unusually credentialed place: 59% of adults have a four-year degree. That is roughly 48% ahead of the Baltimore median. 51% of homes are owner-occupied. This skews young, with a median age of 33.9. Density works out to 5,220 people per square mile. Among the 20 ZIP codes in Baltimore, 21230 ranks 3rd by median household income.

$91,842
US average: $82,259
$63,213
US average: $44,673
$330,100
US average: $376,019
58.8%
US average: 35.6%
Land area
6.32 sq mi
Age, sex & households
Under 18
18.8%
Age 65+
11.5%
49.8%
50.2%
1.99 people
Race & ethnicity · 2024
2024
White, non-Hispanic54.7%(18,025)
Black24%(7,926)
Hispanic / Latino11.6%(3,830)
Asian3.4%(1,135)
Other6.2%(2,061)
78
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Housing
3.6
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Within Baltimore
Income rank vs other ZIPs
LOWEST3RD OF 20HIGHEST
Adjacent ZIPs
21201$45,640
21202$59,377
21205$43,176
21206$64,531
Frequently asked

How many people live in ZIP code 21230?

ZIP code 21230 has about 32,977 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 21230?

The typical household in ZIP code 21230 earns about $91,842 a year. Half of households make more than that, and half make less.

Is ZIP code 21230 expensive?

In ZIP code 21230, the median home is worth about $330,100, and the typical rent is about $1,717 a month.

How educated are people in ZIP code 21230?

About 58.8% of adults age 25 and over in ZIP code 21230 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 21230?

About 15.2% of people in ZIP code 21230 live below the federal poverty line.

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