RANKING · 2024 ACS · 21 SHOWN OF 21

Highest Scotch-Irish population share, New Jersey counties

New Jersey counties ranked by the share of all residents who are Scotch-Irish ancestry (2024 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide.

Scotch-Irish Americans: full group profile →

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2010

01Warren County, NJNJ112,9530.8%−0.5 pts

02Salem County, NJNJ66,2800.8%−1.1 pts

03Hunterdon County, NJNJ131,7810.7%−1.0 pts

04Cape May County, NJNJ93,3900.6%−1.3 pts

05Sussex County, NJNJ148,0630.6%−0.7 pts

06Gloucester County, NJNJ312,6380.6%−1.0 pts

07Burlington County, NJNJ481,4390.6%−0.8 pts

08Atlantic County, NJNJ278,6570.5%−0.5 pts

09Morris County, NJNJ524,2510.5%−0.7 pts

10Ocean County, NJNJ673,7460.4%−0.9 pts

11Camden County, NJNJ535,7990.4%−0.7 pts

12Monmouth County, NJNJ651,0350.4%−1.0 pts

13Mercer County, NJNJ399,2890.3%−0.7 pts

14Somerset County, NJNJ356,4860.3%−0.6 pts

15Cumberland County, NJNJ157,1480.2%−0.8 pts

16Union County, NJNJ601,8630.2%−0.4 pts

17Bergen County, NJNJ977,0260.2%−0.6 pts

18Middlesex County, NJNJ883,3350.2%−0.4 pts

19Passaic County, NJNJ531,6240.1%−0.5 pts

20Essex County, NJNJ896,3790.1%−0.3 pts

21Hudson County, NJNJ735,0330.1%−0.3 pts

SHOWING 1–21 OF 21

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES