New Jersey Population By County in 2011

Updated on January 27, 2024.

Based on the US Census Vintage data estimates, in 2011, the population of New Jersey was 8,828,552. Among all New Jersey counties, Bergen[object Promise] had the highest population (912,024), followed by Middlesex[object Promise] (815,253), and Essex[object Promise] (785,576). Salem[object Promise] was the least populated county (65,880).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.

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New Jersey Population By County in 2011
New Jersey Population By County in 2011
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County Population % of State Population
Atlantic 274635 3.11
Bergen 912024 10.33
Burlington 450250 5.10
Camden 512610 5.81
Cape May 96522 1.09
Cumberland 157028 1.78
Essex 785576 8.90
Gloucester 289703 3.28
Hudson 645658 7.31
Hunterdon 127348 1.44
Mercer 367407 4.16
Middlesex 815253 9.23
Monmouth 629144 7.13
Morris 494801 5.61
Ocean 578922 6.56
Passaic 503257 5.70
Salem 65880 0.75
Somerset 326277 3.70
Sussex 148185 1.68
Union 539918 6.12
Warren 108154 1.23