Ranking of New Jersey Counties By Percentage of Population with Italian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.35M people in New Jersey with Italian ancestry (14.65% of New Jersey population). Among all New Jersey counties, Monmouth County had the highest percentage of its population with Italian ancestry (23.51%), followed by Gloucester County (23.22%), and Morris County (21.85%).

The chart and table below shows the top 10 counties with high percentage of its population having Italian ancestry.

You can see similar information for other states and for other ancestry groups in New Jersey.

Data Source: US Census Bureau.
Ranking of New Jersey Counties By Percentage of Population with Italian Ancestry in 2021
Monmouth County
Gloucester County
Morris County
Sussex County
Ocean County
Warren County
Hunterdon County
Cape May County
Atlantic County
Burlington County
Ranking of New Jersey Counties By Percentage of Population with Italian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Monmouth County 23.51
2 Gloucester County 23.22
3 Morris County 21.85
4 Sussex County 21.76
5 Ocean County 21.13
6 Warren County 20.62
7 Hunterdon County 20.45
8 Cape May County 18.93
9 Atlantic County 17.23
10 Burlington County 15.56
11 Bergen County 15.23
11 Camden County 15.23
12 Somerset County 13.39
13 Cumberland County 12.86
14 Salem County 12.74
15 Passaic County 11.43
16 Mercer County 11.35
17 Middlesex County 11.16
18 Union County 9.58
19 Essex County 8.14
20 Hudson County 6.85