Census ACS · Maryland
ZIP Code 21740
ZIP code 21740 is located in Maryland with a population of 63,140. The median household income is $59,410 and the median home value is $241,600.
63,140
Population
$59,410
Median Income
$241,600
Median Home Value
38.8
Median Age
Race & Ethnicity
| White | 67.1% |
| Black | 18.1% |
| Asian | 0.0% |
| Hispanic (any race) | 1.3% |
Male: 50.3% · Female: 49.7%
Economy & Income
$59,410
Median Household Income
$32,289
Per Capita Income
12.2%
Poverty Rate
Housing
$241,600
Median Home Value
$1,031
Median Rent
55.2%
Homeownership
Education
86.0%
High School+
20.1%
Bachelor's Degree+
Nearby ZIP Codes
Largest cities in Maryland
Part of Maryland
Metro areas in Maryland
Frequently Asked Questions
ZIP code 21740 in Maryland has a population of 63,140 according to latest Census ACS data.
The median household income in ZIP 21740 is $59,410. The per capita income is $32,289. The poverty rate is 12.2%.
ZIP code 21740 is located in Maryland.
More from Maryland
Data for ZIP Code Tabulation Area (ZCTA) 21740 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.
Homeownership is the standout figure in ZIP 21740: 55.2% of homes are owner-occupied, lower than the national rate. ZIP 21740 is a ZIP code in Maryland with a population of 63,140.
Median household income is $59,410, below the US median of $78,538. Roughly 12.2% of residents fall below the poverty line, close to the national 12.4%. Median home value is $241,600, with typical rent around $1,031.
Degree attainment is mid-range for US ZIP codes: 20.1% of adults hold a four-year degree, below the national 35.0%.
Source: U.S. Census Bureau ACS, 2026.