RANKING · 2010 CENSUS · 21 SHOWN OF 21

Most foreign-born residents, New Jersey counties · 2010

New Jersey counties ranked by the share of residents born outside the US (2010 ACS). This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide. The median across all 21 is 13.0%.

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SAME RANKING BYCities States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS –

01Hudson County, NJNJ735,03340.6%–

02Middlesex County, NJNJ883,33529.4%–

03Union County, NJNJ601,86328.8%–

04Bergen County, NJNJ977,02628.4%–

05Passaic County, NJNJ531,62427.1%–

06Essex County, NJNJ896,37923.6%–

07Somerset County, NJNJ356,48622.0%–

08Mercer County, NJNJ399,28919.7%–

09Morris County, NJNJ524,25118.7%–

10Atlantic County, NJNJ278,65715.4%–

11Monmouth County, NJNJ651,03513.0%–

12Cumberland County, NJNJ157,14810.5%–

13Camden County, NJNJ535,79910.1%–

14Burlington County, NJNJ481,4399.3%–

15Warren County, NJNJ112,9538.4%–

16Hunterdon County, NJNJ131,7818.2%–

17Ocean County, NJNJ673,7467.8%–

18Sussex County, NJNJ148,0636.4%–

19Gloucester County, NJNJ312,6384.9%–

20Cape May County, NJNJ93,3904.1%–

21Salem County, NJNJ66,2803.6%–

SHOWING 1–21 OF 21

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS