RANKING · 2010 CENSUS · 19 SHOWN OF 19

Largest Costa Rican population, New Jersey counties · 2010

New Jersey counties ranked by the number of residents who are Costa Rican origin, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 19 counties in New Jersey that qualify, ranked against each other statewide. The median across all 19 is 656.

Costa Rican Americans: full group profile →

New JerseyAll states All rankings

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

Largest Costa Rican population by state

RANKPLACESTATEPOPCOSTA RICAN POPULATIONVS –

01Union County, NJNJ601,8633,962–

02Somerset County, NJNJ356,4862,217–

03Essex County, NJNJ896,3792,014–

04Bergen County, NJNJ977,0261,857–

05Passaic County, NJNJ531,6241,831–

06Morris County, NJNJ524,2511,737–

07Mercer County, NJNJ399,2891,170–

08Hudson County, NJNJ735,033917–

09Middlesex County, NJNJ883,335716–

10Ocean County, NJNJ673,746656–

11Monmouth County, NJNJ651,035527–

12Warren County, NJNJ112,953458–

13Hunterdon County, NJNJ131,781218–

14Camden County, NJNJ535,799216–

15Burlington County, NJNJ481,439133–

16Cape May County, NJNJ93,39075–

17Cumberland County, NJNJ157,14864–

18Gloucester County, NJNJ312,63833–

19Sussex County, NJNJ148,06310–

SHOWING 1–19 OF 19

Download CSV (full list, 19 rows)

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