RANKING · 2024 ACS · 20 SHOWN OF 20

Highest Romanian population share, New Jersey counties

New Jersey counties ranked by the share of all residents who are Romanian ancestry (2024 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 20 counties in New Jersey that qualify, ranked against each other statewide. The median across all 20 is 0.2%. Biggest climber in the top 100 since 2020: Hunterdon County, NJ, up 16 places to #3.

Romanian 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

RANKPLACESTATEPOPROMANIAN SHAREVS 2010

01▲2Bergen County, NJNJ977,0260.3%0.0 pts

02Monmouth County, NJNJ651,0350.3%0.0 pts

03▲16Hunterdon County, NJNJ131,7810.3%0.0 pts

04Mercer County, NJNJ399,2890.3%0.0 pts

05▲7Camden County, NJNJ535,7990.3%0.0 pts

06▼5Ocean County, NJNJ673,7460.2%+0.1 pts

07▼1Morris County, NJNJ524,2510.2%0.0 pts

08Sussex County, NJNJ148,0630.2%0.0 pts

09▲9Gloucester County, NJNJ312,6380.2%0.0 pts

10▼5Warren County, NJNJ112,9530.2%−0.1 pts

11▲3Essex County, NJNJ896,3790.2%0.0 pts

12▼2Burlington County, NJNJ481,4390.2%−0.1 pts

13▲3Hudson County, NJNJ735,0330.2%0.0 pts

14▼1Passaic County, NJNJ531,6240.2%0.0 pts

15▼8Somerset County, NJNJ356,4860.1%−0.2 pts

16▼5Middlesex County, NJNJ883,3350.1%−0.2 pts

17▼2Union County, NJNJ601,8630.1%−0.1 pts

18▼1Atlantic County, NJNJ278,6570.1%0.0 pts

19▼10Cape May County, NJNJ93,3900.1%0.0 pts

20▲1Cumberland County, NJNJ157,1480.0%0.0 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES