RANKING · 2020 CENSUS · 21 SHOWN OF 21

Highest Swiss population share, New Jersey counties · 2020

New Jersey counties ranked by the share of all residents who are Swiss ancestry (2020 American Community Survey). A concentration measure: Swiss 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 0.2%.

Swiss 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

RANKPLACESTATEPOPSWISS SHAREVS 2010

01Warren County, NJNJ112,9530.6%+0.3 pts

02Hunterdon County, NJNJ131,7810.4%0.0 pts

03Sussex County, NJNJ148,0630.4%−0.2 pts

04Morris County, NJNJ524,2510.4%0.0 pts

05Salem County, NJNJ66,2800.4%+0.1 pts

06Somerset County, NJNJ356,4860.2%0.0 pts

07Cape May County, NJNJ93,3900.2%0.0 pts

08Monmouth County, NJNJ651,0350.2%0.0 pts

09Bergen County, NJNJ977,0260.2%−0.1 pts

10Gloucester County, NJNJ312,6380.2%+0.1 pts

11Ocean County, NJNJ673,7460.2%−0.1 pts

12Passaic County, NJNJ531,6240.2%−0.1 pts

13Burlington County, NJNJ481,4390.1%−0.1 pts

14Mercer County, NJNJ399,2890.1%0.0 pts

15Middlesex County, NJNJ883,3350.1%0.0 pts

16Union County, NJNJ601,8630.1%0.0 pts

17Atlantic County, NJNJ278,6570.1%−0.1 pts

18Cumberland County, NJNJ157,1480.1%0.0 pts

19Camden County, NJNJ535,7990.1%0.0 pts

20Hudson County, NJNJ735,0330.1%0.0 pts

21Essex County, NJNJ896,3790.1%−0.1 pts

SHOWING 1–21 OF 21

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