RANKING · 2024 ACS · 20 SHOWN OF 20

Largest Romanian population, New Jersey counties

New Jersey counties ranked by the number of residents who are Romanian 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 20 counties in New Jersey that qualify, ranked against each other statewide.

Romanian Americans: full group profile →

New JerseyAll states All rankings

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

RANKPLACESTATEPOPROMANIAN POPULATIONVS 2010

01Bergen County, NJNJ977,0263,269−5%

02Monmouth County, NJNJ651,0351,850+1%

03Ocean County, NJNJ673,7461,566+53%

04Essex County, NJNJ896,3791,410−8%

05Camden County, NJNJ535,7991,395+18%

06Morris County, NJNJ524,2511,175−5%

07Middlesex County, NJNJ883,3351,121−55%

08Hudson County, NJNJ735,0331,093+27%

09Mercer County, NJNJ399,2891,066+4%

10Passaic County, NJNJ531,624786+15%

11Burlington County, NJNJ481,439753−45%

12Union County, NJNJ601,863701−25%

13Gloucester County, NJNJ312,638532+26%

14Somerset County, NJNJ356,486499−49%

15Hunterdon County, NJNJ131,781373−9%

16Atlantic County, NJNJ278,657318−24%

17Sussex County, NJNJ148,063269−8%

18Warren County, NJNJ112,953192−22%

19Cape May County, NJNJ93,39084−3%

20Cumberland County, NJNJ157,14820−76%

SHOWING 1–20 OF 20

Download CSV (full list, 20 rows)

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