RANKING · 2020 CENSUS · 21 SHOWN OF 21

Highest Welsh population share, New Jersey counties · 2020

New Jersey counties ranked by the share of all residents who are Welsh ancestry (2023 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.

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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 2000

01Cape May County, NJNJ93,3901.1%–

02Salem County, NJNJ66,2801.0%–

03Warren County, NJNJ112,9530.9%–

04Gloucester County, NJNJ312,6380.9%–

05Burlington County, NJNJ481,4390.8%–

06Hunterdon County, NJNJ131,7810.7%–

07Camden County, NJNJ535,7990.6%–

08Sussex County, NJNJ148,0630.5%–

09Atlantic County, NJNJ278,6570.4%–

10Mercer County, NJNJ399,2890.4%–

11Cumberland County, NJNJ157,1480.4%–

12Morris County, NJNJ524,2510.4%–

13Ocean County, NJNJ673,7460.3%–

14Monmouth County, NJNJ651,0350.3%–

15Somerset County, NJNJ356,4860.3%–

16Middlesex County, NJNJ883,3350.2%–

17Bergen County, NJNJ977,0260.2%–

18Union County, NJNJ601,8630.2%–

19Essex County, NJNJ896,3790.1%–

20Passaic County, NJNJ531,6240.1%–

21Hudson County, NJNJ735,0330.1%–

SHOWING 1–21 OF 21

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