RANKING · 2024 ACS · 21 SHOWN OF 21

Most foreign-born residents, New Jersey counties

New Jersey counties ranked by the share of residents born outside the US (2024 ACS). This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide. The median across all 21 is 13.6%.

New JerseyAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01Hudson County, NJNJ735,03342.8%+2.2 pts

02Middlesex County, NJNJ883,33535.4%+6.0 pts

03▲2Union County, NJNJ601,86333.6%+4.8 pts

04▼1Passaic County, NJNJ531,62433.1%+6.0 pts

05▼1Bergen County, NJNJ977,02631.8%+3.4 pts

06Essex County, NJNJ896,37930.1%+6.5 pts

07Somerset County, NJNJ356,48627.9%+5.9 pts

08Mercer County, NJNJ399,28927.0%+7.3 pts

09Morris County, NJNJ524,25119.8%+1.1 pts

10Atlantic County, NJNJ278,65715.9%+0.5 pts

11Monmouth County, NJNJ651,03513.6%+0.6 pts

12▲3Cumberland County, NJNJ157,14812.7%+2.2 pts

13▼1Camden County, NJNJ535,79912.3%+2.2 pts

14Burlington County, NJNJ481,43911.0%+1.7 pts

15▲1Warren County, NJNJ112,95310.6%+2.2 pts

16▼3Hunterdon County, NJNJ131,78110.6%+2.4 pts

17Sussex County, NJNJ148,0638.7%+2.3 pts

18Ocean County, NJNJ673,7468.0%+0.3 pts

19Gloucester County, NJNJ312,6386.1%+1.2 pts

20Cape May County, NJNJ93,3904.6%+0.5 pts

21Salem County, NJNJ66,2803.0%−0.5 pts

SHOWING 1–21 OF 21

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES