Mississippi Income Tax Calculator 2026
Mississippi taxes income at a single flat 4.7% rate for 2026 — estimate yours below.
Mississippi's flat 4.7% income tax, explained
Mississippi (MS) taxes income at a single flat 4.7% rate rather than graduated brackets, so — unlike the federal system — every dollar of Mississippi taxable income is taxed at the same rate. That makes the state calculation simple, but it is separate from federal income tax and from Mississippi sales tax.
What to know about Mississippi tax
- Mississippi moved to a single flat income-tax rate applied above an exempt income floor, with scheduled reductions.
- Retirement income such as pensions and IRA/401(k) distributions is generally exempt in Mississippi.
- The 7% state sales tax applies to groceries, one of the few states to fully tax food at the standard rate.
Frequently Asked Questions
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Calculate →Disclaimer
This calculator provides estimates for informational and educational purposes only. SmartTaxCalcs does not provide tax advice. Your actual tax liability may differ based on your specific situation, recent law changes, and circumstances not modeled here (e.g., AMT, NIIT, special credits). We strongly recommend consulting a qualified tax professional (CPA, Enrolled Agent, or tax attorney) before filing or making financial decisions.
Data source: IRS Revenue Procedure / state Departments of Revenue. Last data update: May 19, 2026.