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RANKING · 2020 CENSUS · 21 SHOWN OF 21

Largest Australian population, New Jersey counties · 2020

New Jersey counties ranked by the number of residents who are Australian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide. The median across all 21 is 84.

Australian Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest Australian population by state
RANKPLACESTATEPOPAUSTRALIAN POPULATIONVS 2010
01Union County, NJNJ601,863386+216%
02Bergen County, NJNJ977,026347+40%
03Hudson County, NJNJ735,033258−55%
04Essex County, NJNJ896,379217+82%
05Middlesex County, NJNJ883,335189+510%
06Mercer County, NJNJ399,289186+60%
07Ocean County, NJNJ673,746184+14%
08Cape May County, NJNJ93,390130–
09Morris County, NJNJ524,251101+10%
10Monmouth County, NJNJ651,03594+147%
11Camden County, NJNJ535,79984+47%
12Cumberland County, NJNJ157,14873+128%
13Somerset County, NJNJ356,48661−56%
14Hunterdon County, NJNJ131,78160−13%
15Warren County, NJNJ112,95349+75%
16Sussex County, NJNJ148,06340+900%
17Salem County, NJNJ66,28039+550%
18Burlington County, NJNJ481,43935−68%
19Passaic County, NJNJ531,62422−33%
20Atlantic County, NJNJ278,65721−69%
21Gloucester County, NJNJ312,63821−50%
SHOWING 1–21 OF 21

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