ZIP Code 03820 Map
Census ZIP Code Tabulation Area 03820 in Dover, NH (Strafford County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 03820 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
33,440
Households
15,062
Median household income
$94,897
Median age
36.9 years
Median home value
$436,100
Median gross rent
$1,607/mo
Owner-occupied homes
52.7%
Bachelor's degree or higher
52%
Below poverty level
8.3%
Land area
27.3 sq mi
Population density
1,226 / sq mi