How much Mississippi income tax will I owe for 2025?

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

This tool provides estimates based on Mississippi's 0% up to $10,000 and flat rate above. Not legal or tax advice.

How this calculation works

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

Common mistakes and caveats

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

FAQ

Should I enter Mississippi taxable income or total income?

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

Last updated & sources

Last updated January 27, 2026.

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

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