ZIP Code 06831 Map
Census ZIP Code Tabulation Area 06831 in Greenwich, CT. ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 06831 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
15,210
Households
5,382
Median household income
$227,159
Median age
47.5 years
Median home value
$1,696,000
Median gross rent
$3,501/mo
Owner-occupied homes
79%
Bachelor's degree or higher
70.9%
Below poverty level
4.6%
Land area
27.6 sq mi
Population density
552 / sq mi