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Population Review

Census ACS 2023 · 14 counties

Richest Counties in Massachusetts

Income varies significantly across Massachusetts's 14 counties. Middlesex County leads with a median household income of $126,779. County-level income data reveals economic disparities within the state that statewide averages can mask — affluent suburban counties often have incomes 2-3x higher than rural counties in the same state. These differences affect school funding, public services, and quality of life.

Source: Census ACS 2023 5-Year Estimates

#CountyMedian IncomePopulation
1Worcester County$93,561861,664
2Suffolk County$92,859782,172
3Plymouth County$109,698531,889
4Norfolk County$126,497724,540
5Nantucket County$119,75014,299
6Middlesex County$126,7791,622,896
7Hampshire County$86,391156,595
8Hampden County$70,535462,853
9Franklin County$72,58470,922
10Essex County$99,431807,258
11Dukes County$102,34820,751
12Bristol County$84,198578,436
13Berkshire County$72,565128,047
14Barnstable County$94,452230,073

More Rankings for Massachusetts

Frequently Asked Questions

Middlesex County is the #1 ranked county in Massachusetts by median household income, with a value of $126,779 according to Census ACS 2023 data.

Massachusetts has 14 counties tracked in Census ACS 2023 data.

All data comes from the American Community Survey (ACS) 2023 5-Year estimates by the US Census Bureau.

Data from the American Community Survey 2023 5-Year estimates. Covers all counties in Massachusetts.