How Mississippi taxes your income
Mississippi has a flat 4% state income tax for 2026. The Mississippi income tax calculator above shows federal and state income tax separately, with your effective and marginal rates.
- Standard deduction: $2,300 (single) or $4,600 (married filing jointly).
- Personal exemption (subtracted from income): $6,000 (single) or $12,000 (married filing jointly) per taxpayer set.
- Pre-tax 401(k) contributions reduce your Mississippi taxable wages.
Mississippi tax brackets for 2026
| Taxable income over | Rate |
|---|---|
| $0 | 0% |
| $10,000 | 4% |
Married couples filing jointly use the same bracket thresholds in Mississippi.
Notes about Mississippi rules
The first $10,000 of taxable income is taxed at 0%.
What this calculator includes
It uses 2026 federal income tax brackets for single filers and married couples filing jointly, Social Security and Medicare tax, and the Mississippi rules above. It does not include dependents, tax credits other than those listed, itemized deductions, self-employment tax, or head of household filing.
Rates, brackets and deductions as published for tax year 2026 (state data sourced February 2026).
Frequently asked questions
What is the state income tax rate in Mississippi?
Mississippi uses a flat rate of 4% on taxable income for 2026. Taxable income is your wages after the deductions and exemptions listed on this page.
What deductions does Mississippi allow in this calculator?
Mississippi has a standard deduction of $2,300 (single) or $4,600 (married filing jointly), a personal exemption of $6,000 (single) or $12,000 (married filing jointly). These are the only Mississippi deductions and credits the calculator uses. Itemized deductions and dependents are not included.
Do 401(k) contributions lower my Mississippi income tax?
Yes. Pre-tax 401(k) contributions are taken out of your Mississippi taxable wages as well as your federal taxable wages. They do not reduce Social Security or Medicare tax.
Which federal taxes apply to my pay in Mississippi?
Federal income tax uses 2026 brackets from 10% to 37% after the $16,100 standard deduction for single filers. Social Security is 6.2% on wages up to $184,500 and Medicare is 1.45% on all wages, with 0.9% extra above $200,000 ($250,000 for joint filers).
Does this calculator include local taxes?
No. City, county and school-district income or payroll taxes are not included. If your area charges one, your real take-home pay will be a little lower.
Are Social Security and Medicare included?
No. This page shows income tax only. Use the Mississippi salary calculator to see take-home pay after Social Security and Medicare as well.
How current is the Mississippi data?
Rates, brackets and deductions as published for tax year 2026 (state data sourced February 2026). Tax laws change, so confirm important numbers with the official sources listed below.
Official and data sources
- Mississippi – state tax agency
- IRS – Federal income tax rates and brackets
- Social Security Administration – Contribution and benefit base
- Tax Foundation – State Individual Income Tax Rates and Brackets, 2026
← Back to the main Income Tax Calculator
Also for Mississippi: Mississippi Salary Calculator · Mississippi Paycheck Calculator
Disclaimer: results are estimates for information only. They are not tax, legal or financial advice.