ZIP Code 21742 Map
Census ZIP Code Tabulation Area 21742 in Hagerstown, MD (Washington County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 21742 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
34,069
Households
13,231
Median household income
$86,288
Median age
41.7 years
Median home value
$304,800
Median gross rent
$1,351/mo
Owner-occupied homes
69%
Bachelor's degree or higher
31.2%
Below poverty level
12.3%
Land area
46.5 sq mi
Population density
733 / sq mi