Massachusetts Counties by Population

Below are the 14 Massachusetts counties sorted by population from largest to smallest. The population data are from the 2021 American Community Survey. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

Rank County Population
1 Middlesex County 1,623,411
2 Worcester County 856,858
3 Essex County 804,598
4 Suffolk County 792,647
5 Norfolk County 720,403
6 Bristol County 576,070
7 Plymouth County 527,602
8 Hampden County 466,265
9 Barnstable County 227,942
10 Hampshire County 161,810
11 Berkshire County 129,089
12 Franklin County 71,085
13 Dukes County 20,277
14 Nantucket County 13,795

United States Census Bureau. B01001 SEX BY AGE, 2021 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 8 December 2022. http://www.census.gov/.

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