Ranking of Massachusetts Counties By Percentage of Population with British Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 34.85K people in Massachusetts with British ancestry (0.50% of Massachusetts population). Among all Massachusetts counties, Franklin County had the highest percentage of its population with British ancestry (1.12%), followed by Barnstable County (0.82%), and Hampshire County (0.70%).
The chart and table below shows the top 10 counties with high percentage of its population having British 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 British Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Franklin County | 1.12 |
| 2 | Barnstable County | 0.82 |
| 3 | Hampshire County | 0.70 |
| 3 | Middlesex County | 0.70 |
| 4 | Nantucket County | 0.67 |
| 5 | Norfolk County | 0.55 |
| 6 | Berkshire County | 0.47 |
| 7 | Worcester County | 0.45 |
| 8 | Essex County | 0.42 |
| 9 | Suffolk County | 0.41 |
| 10 | Plymouth County | 0.39 |
| 11 | Dukes County | 0.38 |
| 12 | Hampden County | 0.24 |
| 13 | Bristol County | 0.23 |