New Jersey Population By County in 2022

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2022, the population of New Jersey was 9,295,227. Among all New Jersey counties, Bergen had the highest population (957,235), followed by Middlesex (866,241), and Essex (854,738). Salem was the least populated county (65,167).

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 2022
New Jersey Population By County in 2022
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County Population % of State Population
Atlantic 276111 2.97
Bergen 957235 10.30
Burlington 466710 5.02
Camden 525395 5.65
Cape May 95415 1.03
Cumberland 151686 1.63
Essex 854738 9.20
Gloucester 306936 3.30
Hudson 708657 7.62
Hunterdon 129977 1.40
Mercer 382165 4.11
Middlesex 866241 9.32
Monmouth 644994 6.94
Morris 512685 5.52
Ocean 656386 7.06
Passaic 516287 5.55
Salem 65167 0.70
Somerset 348319 3.75
Sussex 145638 1.57
Union 573600 6.17
Warren 110885 1.19