New Jersey Population By County in 2017

Updated on January 27, 2024.

Based on the US Census Vintage data estimates, in 2017, the population of New Jersey was 8,888,147. Among all New Jersey counties, Bergen had the highest population (932,449), followed by Middlesex (826,972), and Essex (797,222). Salem was the least populated county (62,944).

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 2017
New Jersey Population By County in 2017
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County Population % of State Population
Atlantic 265446 2.99
Bergen 932449 10.49
Burlington 446229 5.02
Camden 506488 5.70
Cape May 93283 1.05
Cumberland 151147 1.70
Essex 797222 8.97
Gloucester 291088 3.28
Hudson 672858 7.57
Hunterdon 125076 1.41
Mercer 368489 4.15
Middlesex 826972 9.30
Monmouth 622122 7.00
Morris 493994 5.56
Ocean 595564 6.70
Passaic 504403 5.68
Salem 62944 0.71
Somerset 330650 3.72
Sussex 141267 1.59
Union 554695 6.24
Warren 105761 1.19