Ranking of Massachusetts Counties By Percentage of Population with Northern European Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 10.17K people in Massachusetts with Northern European ancestry (0.14% of Massachusetts population). Among all Massachusetts counties, Dukes County had the highest percentage of its population with Northern European ancestry (0.49%), followed by Franklin County (0.31%), and Barnstable County (0.24%).

The chart and table below shows the top 10 counties with high percentage of its population having Northern European ancestry.

You can see similar information for other states and for other ancestry groups in Massachusetts.

Data Source: US Census Bureau.
Ranking of Massachusetts Counties By Percentage of Population with Northern European Ancestry in 2021
Dukes County
Franklin County
Barnstable County
Berkshire County
Middlesex County
Essex County
Hampshire County
Nantucket County
Norfolk County
Worcester County
Ranking of Massachusetts Counties By Percentage of Population with Northern European Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Dukes County 0.49
2 Franklin County 0.31
3 Barnstable County 0.24
4 Berkshire County 0.21
4 Middlesex County 0.21
5 Essex County 0.20
5 Hampshire County 0.20
6 Nantucket County 0.17
7 Norfolk County 0.14
8 Worcester County 0.12
9 Plymouth County 0.10
9 Suffolk County 0.10
10 Bristol County 0.04
10 Hampden County 0.04