RANKING · 2020 CENSUS · 21 SHOWN OF 21

Largest American population, New Jersey counties · 2020

New Jersey counties ranked by the number of residents who are American ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. 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

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

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN POPULATIONVS 2000

01Ocean County, NJNJ673,74633,992–

02Essex County, NJNJ896,37930,071–

03Union County, NJNJ601,86325,445–

04Bergen County, NJNJ977,02624,845–

05Monmouth County, NJNJ651,03524,713–

06Middlesex County, NJNJ883,33524,130–

07Morris County, NJNJ524,25116,460–

08Hudson County, NJNJ735,03316,400–

09Camden County, NJNJ535,79913,686–

10Burlington County, NJNJ481,43911,928–

11Passaic County, NJNJ531,62411,087–

12Somerset County, NJNJ356,48610,777–

13Mercer County, NJNJ399,2898,708–

14Sussex County, NJNJ148,0637,895–

15Gloucester County, NJNJ312,6387,453–

16Atlantic County, NJNJ278,6577,349–

17Cumberland County, NJNJ157,1484,921–

18Hunterdon County, NJNJ131,7814,055–

19Warren County, NJNJ112,9533,918–

20Cape May County, NJNJ93,3903,239–

21Salem County, NJNJ66,2802,789–

SHOWING 1–21 OF 21

Download CSV (full list, 21 rows)

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