Ranking of Massachusetts 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 23.39K people in Massachusetts with Welsh ancestry (0.34% of Massachusetts population). Among all Massachusetts counties, Hampshire County had the highest percentage of its population with Welsh ancestry (0.79%), followed by Nantucket County (0.77%), and Franklin County (0.75%).
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 Massachusetts.
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Related Topics: Massachusetts ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Massachusetts Counties By Percentage of Population with Welsh Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Hampshire County | 0.79 |
| 2 | Nantucket County | 0.77 |
| 3 | Franklin County | 0.75 |
| 4 | Dukes County | 0.62 |
| 5 | Berkshire County | 0.58 |
| 6 | Middlesex County | 0.44 |
| 7 | Barnstable County | 0.39 |
| 8 | Plymouth County | 0.31 |
| 9 | Essex County | 0.30 |
| 10 | Norfolk County | 0.29 |
| 10 | Worcester County | 0.29 |
| 11 | Suffolk County | 0.25 |
| 12 | Hampden County | 0.21 |
| 13 | Bristol County | 0.20 |