Ranking of Massachusetts Counties By Percentage of Population with Brazilian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 84.21K people in Massachusetts with Brazilian ancestry (1.20% of Massachusetts population). Among all Massachusetts counties, Dukes County had the highest percentage of its population with Brazilian ancestry (8.66%), followed by Middlesex County (2.23%), and Barnstable County (2.09%).

The chart and table below shows the top 10 counties with high percentage of its population having Brazilian 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 Brazilian Ancestry in 2021
Dukes County
Middlesex County
Barnstable County
Worcester County
Suffolk County
Bristol County
Norfolk County
Plymouth County
Essex County
Hampshire County
Ranking of Massachusetts Counties By Percentage of Population with Brazilian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Dukes County 8.66
2 Middlesex County 2.23
3 Barnstable County 2.09
4 Worcester County 1.44
5 Suffolk County 0.97
6 Bristol County 0.94
7 Norfolk County 0.80
8 Plymouth County 0.78
9 Essex County 0.63
10 Hampshire County 0.38
11 Franklin County 0.10
12 Berkshire County 0.08
12 Hampden County 0.08
13 Nantucket County 0.04