Massachusetts Tax Calculator
The Massachusetts (MA) Tax Calculator is updated for the 2026/27 tax year. Massachusetts applies a flat state income tax. This tool estimates MA state tax plus federal income tax, Social Security, and Medicare to show take-home pay.
Quick Access Tools
Quick Massachusetts Tax Calculator
Enter income and filing status, then select Calculate. Use tabs to add itemized details, dependents, retirement deferrals, and withholdings. Massachusetts does not levy a local income tax.
Input key: F Used in Federal tax calculations S Used in State tax calculations
How to Calculate Income Tax in Massachusetts for 2026/27
- Enter gross income and any adjustments.
- Choose filing status.
- Click Calculate to view MA state tax, federal taxes, FICA/Medicare, and take-home pay.
Advanced Options
- Model IRA/401(k) deferrals and other pre-tax benefits.
- Enter withholdings (federal, state, Medicare, Social Security) to project refund or balance.
- Include dependents and common MA credits where applicable.
Related Calculators
Additional Resources
Frequently Asked Questions
Quick answers for Massachusetts filers: flat state tax, withholdings, credits, and amended return basics.
Quick FICA check
Use the FICA Calculator for 2026 OASDI/Medicare sanity-check.
529 plan—MA tax treatment
Contributions may have limited state deduction/benefit; earnings grow tax-advantaged. Enter eligible amounts where applicable.
Where’s the MA salary hub?
Start at Massachusetts State Tax Calculator or the calculator hub.
Employee business expenses
Limited federally; see Form 2106 if applicable and mirror results.
MA renters: where to enter rent?
On the MA page, use the rent deduction input to reduce state taxable income.
Important Notes
All calculations are estimates for guidance only. Always review your return and consider professional advice when submitting official filings.