ZIP Code 21231 Map
Census ZIP Code Tabulation Area 21231 in Baltimore, MD (Baltimore city). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 21231 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
14,969
Households
8,136
Median household income
$85,254
Median age
32.7 years
Median home value
$350,100
Median gross rent
$1,796/mo
Owner-occupied homes
34.2%
Bachelor's degree or higher
64.3%
Below poverty level
20.6%
Land area
0.9 sq mi
Population density
17,265 / sq mi