RANKING · 2024 ACS · 21 SHOWN OF 21

Highest Slovak population share, New Jersey counties

New Jersey counties ranked by the share of all residents who are Slovak ancestry (2023 American Community Survey). A concentration measure: Slovak 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

RANKPLACESTATEPOPSLOVAK SHAREVS 2000

01Hunterdon County, NJNJ131,7810.8%–

02Somerset County, NJNJ356,4860.6%–

03Warren County, NJNJ112,9530.5%–

04Mercer County, NJNJ399,2890.5%–

05Ocean County, NJNJ673,7460.5%–

06Morris County, NJNJ524,2510.4%–

07Sussex County, NJNJ148,0630.4%–

08Burlington County, NJNJ481,4390.4%–

09Middlesex County, NJNJ883,3350.3%–

10Union County, NJNJ601,8630.3%–

11Monmouth County, NJNJ651,0350.3%–

12Cape May County, NJNJ93,3900.3%–

13Gloucester County, NJNJ312,6380.3%–

14Passaic County, NJNJ531,6240.2%–

15Atlantic County, NJNJ278,6570.2%–

16Bergen County, NJNJ977,0260.2%–

17Camden County, NJNJ535,7990.1%–

18Cumberland County, NJNJ157,1480.1%–

19Hudson County, NJNJ735,0330.1%–

20Salem County, NJNJ66,2800.1%–

21Essex County, NJNJ896,3790.1%–

SHOWING 1–21 OF 21

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