RANKING · 2010 CENSUS · 21 SHOWN OF 21

Highest South American population share, New Jersey counties · 2010

New Jersey counties ranked by the share of all residents who are South American origin (2010 American Community Survey). A concentration measure: South American 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 1.3%.

South Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN SHAREVS –

01Hudson County, NJNJ735,03310.9%–

02Union County, NJNJ601,8638.4%–

03Passaic County, NJNJ531,6248.2%–

04Essex County, NJNJ896,3795.4%–

05Bergen County, NJNJ977,0264.7%–

06Morris County, NJNJ524,2514.2%–

07Somerset County, NJNJ356,4863.8%–

08Middlesex County, NJNJ883,3352.6%–

09Mercer County, NJNJ399,2892.0%–

10Atlantic County, NJNJ278,6571.9%–

11Sussex County, NJNJ148,0631.3%–

12Warren County, NJNJ112,9531.2%–

13Cumberland County, NJNJ157,1481.1%–

14Ocean County, NJNJ673,7461.0%–

15Hunterdon County, NJNJ131,7811.0%–

16Monmouth County, NJNJ651,0351.0%–

17Camden County, NJNJ535,7990.7%–

18Burlington County, NJNJ481,4390.7%–

19Cape May County, NJNJ93,3900.4%–

20Gloucester County, NJNJ312,6380.4%–

21Salem County, NJNJ66,2800.3%–

SHOWING 1–21 OF 21

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