Middlesex County, NJ Map
Official Census boundary of Middlesex County, New Jersey (FIPS 34023). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Middlesex County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
871,290
Households
307,782
Median household income
$111,549
Median age
39.5 years
Median home value
$462,900
Median gross rent
$1,871/mo
Owner-occupied homes
63.6%
Bachelor's degree or higher
45.6%
Below poverty level
8.6%
Land area
309.3 sq mi
Population density
2,817 / sq mi