RANKING · 2020 CENSUS · 21 SHOWN OF 21

Highest Mexican population share, New Jersey counties · 2020

New Jersey counties ranked by the share of all residents who are Mexican origin (2020 American Community Survey). A concentration measure: Mexican 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 1.8%.

Mexican Americans: full group profile →

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN SHAREVS 2010

01Cumberland County, NJNJ157,14810.2%+2.7 pts

02Passaic County, NJNJ531,6247.5%+0.7 pts

03Atlantic County, NJNJ278,6574.9%+2.0 pts

04Middlesex County, NJNJ883,3353.1%−0.2 pts

05Monmouth County, NJNJ651,0353.0%−0.3 pts

06Cape May County, NJNJ93,3902.7%+1.2 pts

07Hudson County, NJNJ735,0332.7%−0.6 pts

08Camden County, NJNJ535,7992.4%+0.5 pts

09Ocean County, NJNJ673,7462.3%−0.1 pts

10Union County, NJNJ601,8631.9%−0.2 pts

11Salem County, NJNJ66,2801.8%+0.4 pts

12Somerset County, NJNJ356,4861.7%−0.6 pts

13Morris County, NJNJ524,2511.6%+0.4 pts

14Mercer County, NJNJ399,2891.5%−0.1 pts

15Bergen County, NJNJ977,0261.2%+0.3 pts

16Gloucester County, NJNJ312,6381.2%+0.2 pts

17Essex County, NJNJ896,3791.0%−0.1 pts

18Burlington County, NJNJ481,4390.8%0.0 pts

19Hunterdon County, NJNJ131,7810.8%−0.2 pts

20Warren County, NJNJ112,9530.8%0.0 pts

21Sussex County, NJNJ148,0630.3%−0.3 pts

SHOWING 1–21 OF 21

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