Ranking of Massachusetts Counties By Population in 2023

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2023, the Population for Massachusetts was 7.00M. Among all Massachusetts counties, Middlesex County had the highest population (1.62M), followed by Worcester County (866.87K), and Essex County (810.09K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Massachusetts counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Massachusetts Counties By Population in 2023
Middlesex
Worcester
Essex
Suffolk
Norfolk
Bristol
Plymouth
Hampden
Barnstable
Hampshire
Ranking of Massachusetts Counties By Population in 2023
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Rank County Population
1 Middlesex County 1623952
2 Worcester County 866866
3 Essex County 810089
4 Suffolk County 768425
5 Norfolk County 727473
6 Bristol County 581841
7 Plymouth County 535308
8 Hampden County 460291
9 Barnstable County 231735
10 Hampshire County 162502
11 Berkshire County 126818
12 Franklin County 70836
13 Dukes County 20819
14 Nantucket County 14444