Massachusetts Paycheck Calculator

Massachusetts Flat Tax: 5.00%

Massachusetts uses a flat (single-rate) income tax of 5.00% on all taxable income — the same rate regardless of how much you earn. This makes estimating your Massachusetts tax straightforward.

Enter Your Gross Pay

Gross Pay ($)

Pay Frequency

Filing Status

401(k) Contribution (%)

Your Massachusetts Paycheck Breakdown

Gross Pay

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Total Deductions

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Net Take-Home

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Gross Pay —

Federal Income Tax —

Social Security (6.2%) —

Medicare (1.45%) —

Massachusetts State Tax (5.00% flat) —

401(k) Contribution —

Net Take-Home Pay —

Note: Estimates based on 2026 tax rates. Results are for informational purposes only and not tax advice.

Massachusetts Tax Summary

Federal Income Tax	10% – 37% (progressive brackets)
Social Security	6.2% (up to $176,100 wage base)
Medicare	1.45% (+ 0.9% over $200k)
Massachusetts State Income Tax	5.00% flat rate