RANKING · 2024 ACS · 21 SHOWN OF 21

Highest American population share, New Jersey counties

New Jersey counties ranked by the share of all residents who are American ancestry (2023 American Community Survey). A concentration measure: American residents as a percentage of total population. This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share Largest Iraqi population

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN SHAREVS 2000

01Ocean County, NJNJ673,7467.5%–

02Sussex County, NJNJ148,0634.1%–

03Monmouth County, NJNJ651,0354.0%–

04Union County, NJNJ601,8634.0%–

05Salem County, NJNJ66,2803.8%–

06Hunterdon County, NJNJ131,7813.6%–

07Warren County, NJNJ112,9533.6%–

08Cumberland County, NJNJ157,1483.5%–

09Somerset County, NJNJ356,4863.3%–

10Burlington County, NJNJ481,4393.2%–

11Essex County, NJNJ896,3793.1%–

12Cape May County, NJNJ93,3903.0%–

13Morris County, NJNJ524,2512.9%–

14Gloucester County, NJNJ312,6382.9%–

15Camden County, NJNJ535,7992.9%–

16Bergen County, NJNJ977,0262.8%–

17Atlantic County, NJNJ278,6572.7%–

18Passaic County, NJNJ531,6242.5%–

19Mercer County, NJNJ399,2892.4%–

20Middlesex County, NJNJ883,3352.4%–

21Hudson County, NJNJ735,0332.3%–

SHOWING 1–21 OF 21

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES