Massachusetts Income Tax Brackets 2026

Massachusetts uses a flat income tax system with 1 bracket.

State Tax

5.0%

Top marginal rate

COL Index

135

Above national avg

Median Income

$96,505

Household

Brackets

1

Flat tax

Massachusetts Tax Brackets

Income RangeMarginal Rate
$0and above5.00%

Massachusetts State Tax at Different Income Levels

Gross IncomeState TaxEffective Rate
$50,000$2,5005.00%
$75,000$3,7505.00%
$100,000$5,0005.00%
$150,000$7,5005.00%
$200,000$10,0005.00%
$300,000$15,0005.00%

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Frequently Asked Questions about Massachusetts Taxes

Does Massachusetts have state income tax?

Massachusetts has a progressive income tax system with rates ranging from 5.0% to 5.0% for 2026.

How much is federal tax in Massachusetts?

Federal income tax in Massachusetts is the same as in all other US states. For 2026, the federal brackets range from 10% to 37%, depending on your taxable income and filing status.

What is the cost of living in Massachusetts?

The cost of living in Massachusetts has an index of 135, where 100 is the national average. This means Massachusetts is 35% more expensive than the average US state.