RANKING · 2024 ACS · 21 SHOWN OF 21

Highest Welsh population share, New Jersey counties

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

Welsh 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

RANKPLACESTATEPOPWELSH SHAREVS 2010

01Salem County, NJNJ66,2801.0%−0.0 pts

02Gloucester County, NJNJ312,6380.9%−0.0 pts

03Cape May County, NJNJ93,3900.8%−0.2 pts

04Warren County, NJNJ112,9530.6%−0.5 pts

05Sussex County, NJNJ148,0630.6%−0.3 pts

06Burlington County, NJNJ481,4390.5%−0.3 pts

07Hunterdon County, NJNJ131,7810.5%−0.4 pts

08Atlantic County, NJNJ278,6570.4%−0.2 pts

09Camden County, NJNJ535,7990.4%−0.2 pts

10Morris County, NJNJ524,2510.4%−0.2 pts

11Somerset County, NJNJ356,4860.3%−0.2 pts

12Ocean County, NJNJ673,7460.3%−0.3 pts

13Mercer County, NJNJ399,2890.3%−0.2 pts

14Cumberland County, NJNJ157,1480.2%−0.3 pts

15Monmouth County, NJNJ651,0350.2%−0.2 pts

16Hudson County, NJNJ735,0330.2%+0.0 pts

17Union County, NJNJ601,8630.1%−0.1 pts

18Bergen County, NJNJ977,0260.1%−0.2 pts

19Middlesex County, NJNJ883,3350.1%−0.1 pts

20Essex County, NJNJ896,3790.1%−0.1 pts

21Passaic County, NJNJ531,6240.1%−0.1 pts

SHOWING 1–21 OF 21

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