Tax year 2026 · Single filer estimate
Massachusetts Estimated Tax Calculator
Estimate federal, state, and local income tax on wages, bonuses, and RSUs, then compare your expected bill with withholding.
Tax Estimate Results
Income
Yearly Gross Income
$0
Yearly Net Income (After Tax)
$0
Estimated Taxes
Federal Tax
$0
State Tax (Massachusetts)
$0
Local Tax
$0
Total Tax
$0
Tax Payments
Estimated Amount Withheld
$0
Estimated Tax Due
$0
Final Result
Additional Tax Owed
$0
Effective Tax Rate
0.00%
Quarterly Planning
Equal Quarterly Planning Set-Aside
$0
Quarterly Payment Deadlines
- April 15, 2026
- June 15, 2026
- September 15, 2026
- January 15, 2027
How this Massachusetts estimate works
The calculator annualizes paycheck income, adds yearly bonus and RSU income, subtracts entered pre-tax contributions and common single-filer allowances, then applies marginal tax bands. It compares the result with paycheck withholding plus the federal 22% supplemental withholding method.
This is educational planning information, not tax advice. State deductions are simplified and credits, phaseouts, payroll taxes, itemized deductions, AMT, and special income rules may materially change your return.
Verify the assumptions with the official Massachusetts tax guidance and the IRS estimated-tax page before paying.
Compare other state tax estimates
Massachusetts estimated tax FAQ
Does Massachusetts tax ordinary income in 2026?
Yes. This calculator applies 2026 Massachusetts ordinary-income brackets for a single filer, with a top modeled rate of 9.00%.
How accurate is this estimated tax result?
It is a planning estimate, not a completed return. It does not fully model credits, itemized deductions, AMT, payroll taxes, special capital-gains rules, filing statuses other than single, or every state adjustment.