RANKING · 2010 CENSUS · 21 SHOWN OF 21

Highest Scotch-Irish population share, New Jersey counties · 2010

New Jersey counties ranked by the share of all residents who are Scotch-Irish ancestry (2010 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. The median across all 21 is 1.2%.

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 –

01Cape May County, NJNJ93,3901.9%–

02Salem County, NJNJ66,2801.9%–

03Hunterdon County, NJNJ131,7811.7%–

04Gloucester County, NJNJ312,6381.6%–

05Burlington County, NJNJ481,4391.4%–

06Monmouth County, NJNJ651,0351.4%–

07Sussex County, NJNJ148,0631.4%–

08Ocean County, NJNJ673,7461.3%–

09Warren County, NJNJ112,9531.2%–

10Morris County, NJNJ524,2511.2%–

11Camden County, NJNJ535,7991.2%–

12Cumberland County, NJNJ157,1481.1%–

13Mercer County, NJNJ399,2891.0%–

14Atlantic County, NJNJ278,6571.0%–

15Somerset County, NJNJ356,4860.9%–

16Bergen County, NJNJ977,0260.8%–

17Union County, NJNJ601,8630.6%–

18Passaic County, NJNJ531,6240.6%–

19Middlesex County, NJNJ883,3350.6%–

20Essex County, NJNJ896,3790.5%–

21Hudson County, NJNJ735,0330.4%–

SHOWING 1–21 OF 21

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