How much Maine income tax will I owe for 2025?

Estimate Maine income tax for 2025 or 2026 by entering Maine taxable income, filing status, and residency allocation. The calculator applies Maine income tax rules to estimate tax due and effective rate so you can plan payments or withholding.

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How this calculation works

  • Uses Maine taxable income and filing status to estimate state tax.
  • Applies Maine rates for the selected year.
  • Calculates estimated tax due and effective rate.

Common mistakes and caveats

  • Part-year and nonresident filers should prorate Maine-source income.
  • Credits and special deductions can change the final result.
  • Local taxes are not included.

FAQ

Should I enter Maine taxable income or total income?

Use Maine taxable income from your return. If you only know total income, estimate deductions first.

Last updated & sources

Last updated January 27, 2026.

TaxGuide Pro provides free state and federal tax calculators for individuals, freelancers, and small businesses.