RANKING · 2024 ACS · 21 SHOWN OF 21

Highest Colombian population share, New Jersey counties

New Jersey counties ranked by the share of all residents who are Colombian origin (2024 American Community Survey). A concentration measure: Colombian 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 0.9%. Biggest climber in the top 100 since 2020: Cumberland County, NJ, up 5 places to #10.

Colombian 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

RANKPLACESTATEPOPCOLOMBIAN SHAREVS 2010

01Union County, NJNJ601,8634.6%+1.7 pts

02Passaic County, NJNJ531,6243.2%+0.8 pts

03Hudson County, NJNJ735,0333.1%+0.3 pts

04Bergen County, NJNJ977,0262.9%+0.9 pts

05Morris County, NJNJ524,2512.7%+0.5 pts

06Somerset County, NJNJ356,4861.6%+0.3 pts

07Middlesex County, NJNJ883,3351.4%+0.8 pts

08▲2Sussex County, NJNJ148,0631.3%+1.0 pts

09▲2Warren County, NJNJ112,9531.1%+0.6 pts

10▲5Cumberland County, NJNJ157,1480.9%+0.4 pts

11▼2Essex County, NJNJ896,3790.9%+0.4 pts

12▼4Atlantic County, NJNJ278,6570.8%+0.1 pts

13Monmouth County, NJNJ651,0350.7%+0.3 pts

14▼2Mercer County, NJNJ399,2890.7%+0.3 pts

15▲3Ocean County, NJNJ673,7460.6%+0.2 pts

16▼2Hunterdon County, NJNJ131,7810.6%+0.1 pts

17▼1Camden County, NJNJ535,7990.4%+0.3 pts

18▼1Burlington County, NJNJ481,4390.4%+0.2 pts

19Gloucester County, NJNJ312,6380.3%+0.2 pts

20▲1Salem County, NJNJ66,2800.1%−0.1 pts

21▼1Cape May County, NJNJ93,3900.1%−0.2 pts

SHOWING 1–21 OF 21

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