ZIP Code 20879 Map
Census ZIP Code Tabulation Area 20879 in Gaithersburg, MD (Montgomery County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 20879 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
25,264
Households
8,651
Median household income
$112,104
Median age
36.4 years
Median home value
$468,100
Median gross rent
$1,942/mo
Owner-occupied homes
69.8%
Bachelor's degree or higher
44.8%
Below poverty level
7.5%
Land area
8.6 sq mi
Population density
2,932 / sq mi