RANKING · 2024 ACS · 21 SHOWN OF 21

Largest Slovak population, New Jersey counties

New Jersey counties ranked by the number of residents who are Slovak ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide.

Slovak 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

RANKPLACESTATEPOPSLOVAK POPULATIONVS 2010

01Ocean County, NJNJ673,7463,060−21%

02Middlesex County, NJNJ883,3353,045−50%

03Morris County, NJNJ524,2512,304−27%

04Monmouth County, NJNJ651,0352,036−28%

05Somerset County, NJNJ356,4861,988−31%

06Union County, NJNJ601,8631,906−38%

07Mercer County, NJNJ399,2891,863−36%

08Bergen County, NJNJ977,0261,850−36%

09Burlington County, NJNJ481,4391,716−21%

10Passaic County, NJNJ531,6241,071−47%

11Hunterdon County, NJNJ131,7811,037−29%

12Gloucester County, NJNJ312,638805−10%

13Camden County, NJNJ535,799775−34%

14Hudson County, NJNJ735,033736−42%

15Essex County, NJNJ896,379722−46%

16Sussex County, NJNJ148,063642−45%

17Warren County, NJNJ112,953579−21%

18Atlantic County, NJNJ278,657548−12%

19Cape May County, NJNJ93,390255+7%

20Cumberland County, NJNJ157,148158−14%

21Salem County, NJNJ66,28063−48%

SHOWING 1–21 OF 21

Download CSV (full list, 21 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES