Ranking of Massachusetts Counties By Population with Celtic Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.45K people in Massachusetts with Celtic ancestry. Among all Massachusetts counties, Worcester County had the highest population with Celtic ancestry (369), followed by Middlesex County (346), and Essex County (190).
The chart and table below shows the top 10 counties with high number of people with Celtic 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 Population with Celtic Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Worcester County | 369 |
| 2 | Middlesex County | 346 |
| 3 | Essex County | 190 |
| 4 | Norfolk County | 154 |
| 5 | Barnstable County | 124 |
| 6 | Plymouth County | 89 |
| 7 | Suffolk County | 58 |
| 8 | Franklin County | 40 |
| 9 | Hampshire County | 29 |
| 10 | Bristol County | 20 |
| 11 | Hampden County | 15 |
| 12 | Nantucket County | 7 |
| 13 | Berkshire County | 5 |