Nassau County, NY Map
Official Census boundary of Nassau County, New York (FIPS 36059). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Nassau County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
1,389,591
Households
458,166
Median household income
$146,202
Median age
42 years
Median home value
$684,700
Median gross rent
$2,252/mo
Owner-occupied homes
81.9%
Bachelor's degree or higher
49.7%
Below poverty level
5.4%
Land area
284.5 sq mi
Population density
4,884 / sq mi