Census ACS · Maryland
ZIP Code 21224
ZIP code 21224 is located in Maryland with a population of 46,949. The median household income is $86,209 and the median home value is $281,400.
46,949
Population
$86,209
Median Income
$281,400
Median Home Value
33.8
Median Age
Race & Ethnicity
| White | 59.1% |
| Black | 15.8% |
| Asian | 0.0% |
| Hispanic (any race) | 2.6% |
Male: 48.7% · Female: 51.3%
Economy & Income
$86,209
Median Household Income
$51,670
Per Capita Income
16.3%
Poverty Rate
Housing
$281,400
Median Home Value
$1,782
Median Rent
59.7%
Homeownership
Education
85.3%
High School+
49.9%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in Maryland
Part of Maryland
Metro areas in Maryland
Frequently Asked Questions
ZIP code 21224 in Maryland has a population of 46,949 according to latest Census ACS data.
The median household income in ZIP 21224 is $86,209. The per capita income is $51,670. The poverty rate is 16.3%.
ZIP code 21224 is located in Maryland.
More from Maryland
Data for ZIP Code Tabulation Area (ZCTA) 21224 from the American Community Survey 5-Year estimates. ZCTAs approximately correspond to USPS ZIP code delivery areas but are built from Census blocks and may not match exactly.
What distinguishes ZIP 21224 is density: among the most densely settled of US ZIP codes, around 5,034 people per square mile. ZIP 21224 is a ZIP code in Maryland with a population of 46,949.
The typical household earns $86,209 a year, above the US median of $78,538. Roughly 16.3% of residents fall below the poverty line, above the national 12.4%. Median home value is $281,400, with typical rent around $1,782.
Educational attainment is on the higher side for US ZIP codes — 49.9% of adults hold a four-year degree, above the national 35.0%.
That density explains much of the rest of the profile in ZIP 21224: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Source: U.S. Census Bureau ACS, 2026.