Ranking of New Jersey Counties By Population with Scotch Irish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 31.37K people in New Jersey with Scotch Irish ancestry. Among all New Jersey counties, Ocean County had the highest population with Scotch Irish ancestry (3.12K), followed by Monmouth County (2.66K), and Burlington County (2.60K).

The chart and table below shows the top 10 counties with high number of people with Scotch Irish 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 Population with Scotch Irish Ancestry in 2021
Ocean County
Monmouth County
Burlington County
Morris County
Camden County
Bergen County
Middlesex County
Gloucester County
Atlantic County
Essex County
Ranking of New Jersey Counties By Population with Scotch Irish Ancestry in 2021
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Rank County Population
1 Ocean County 3122
2 Monmouth County 2663
3 Burlington County 2598
4 Morris County 2457
5 Camden County 2252
6 Bergen County 1970
7 Middlesex County 1726
8 Gloucester County 1718
9 Atlantic County 1524
10 Essex County 1443
11 Passaic County 1318
12 Union County 1257
13 Mercer County 1176
14 Sussex County 1030
15 Hudson County 907
16 Somerset County 884
17 Warren County 828
18 Cape May County 784
19 Hunterdon County 706
20 Cumberland County 546
21 Salem County 465