Ranking of New Jersey Counties By Percentage of Population with Welsh Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 30.04K people in New Jersey with Welsh ancestry (0.33% of New Jersey population). Among all New Jersey counties, Salem County had the highest percentage of its population with Welsh ancestry (1.06%), followed by Cape May County (1.02%), and Gloucester County (0.92%).
The chart and table below shows the top 10 counties with high percentage of its population having Welsh ancestry.
You can see similar information for other states and for other ancestry groups in New Jersey.
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Related Topics: New Jersey ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of New Jersey Counties By Percentage of Population with Welsh Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Salem County | 1.06 |
| 2 | Cape May County | 1.02 |
| 3 | Gloucester County | 0.92 |
| 4 | Warren County | 0.89 |
| 5 | Burlington County | 0.75 |
| 6 | Hunterdon County | 0.63 |
| 7 | Camden County | 0.54 |
| 8 | Sussex County | 0.48 |
| 9 | Cumberland County | 0.43 |
| 10 | Atlantic County | 0.42 |
| 11 | Mercer County | 0.39 |
| 11 | Morris County | 0.39 |
| 12 | Ocean County | 0.34 |
| 13 | Monmouth County | 0.33 |
| 14 | Somerset County | 0.29 |
| 15 | Middlesex County | 0.16 |
| 16 | Bergen County | 0.15 |
| 17 | Passaic County | 0.14 |
| 17 | Union County | 0.14 |
| 18 | Hudson County | 0.13 |
| 19 | Essex County | 0.12 |
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