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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 6.16K people in New Jersey with Slavic ancestry (0.07% of New Jersey population). Among all New Jersey counties, Sussex County had the highest percentage of its population with Slavic ancestry (0.25%), followed by Cape May County (0.23%), and Hunterdon County (0.16%).

The chart and table below shows the top 10 counties with high percentage of its population having Slavic 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 Slavic Ancestry in 2021
Sussex County
Cape May County
Hunterdon County
Morris County
Burlington County
Ocean County
Gloucester County
Hudson County
Middlesex County
Mercer County
Ranking of New Jersey Counties By Percentage of Population with Slavic Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Sussex County 0.25
2 Cape May County 0.23
3 Hunterdon County 0.16
4 Morris County 0.12
5 Burlington County 0.10
5 Ocean County 0.10
6 Gloucester County 0.09
7 Hudson County 0.08
8 Middlesex County 0.07
9 Mercer County 0.06
9 Passaic County 0.06
9 Somerset County 0.06
9 Warren County 0.06
10 Atlantic County 0.05
10 Monmouth County 0.05
10 Union County 0.05
11 Bergen County 0.04
12 Camden County 0.03
12 Cumberland County 0.03
13 Essex County 0.01