Ranking of Massachusetts Counties By Population with Czech Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 12.12K people in Massachusetts with Czech ancestry. Among all Massachusetts counties, Middlesex County had the highest population with Czech ancestry (3.15K), followed by Norfolk County (1.57K), and Worcester County (1.48K).

The chart and table below shows the top 10 counties with high number of people with Czech 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 Population with Czech Ancestry in 2021
Middlesex County
Norfolk County
Worcester County
Suffolk County
Essex County
Hampden County
Bristol County
Hampshire County
Barnstable County
Plymouth County
Ranking of Massachusetts Counties By Population with Czech Ancestry in 2021
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Rank County Population
1 Middlesex County 3151
2 Norfolk County 1570
3 Worcester County 1475
4 Suffolk County 1329
5 Essex County 1044
6 Hampden County 696
7 Bristol County 666
8 Hampshire County 624
9 Barnstable County 548
10 Plymouth County 473
11 Berkshire County 309
12 Franklin County 201
13 Dukes County 33