Kansas Income Tax Calculator 2026
Estimate your 2026 Kansas state and federal income tax. Includes Kansas tax brackets, a worked dollar example, and filing tips.
Key Tax Facts: Kansas
- Social Security is exempt from Kansas income tax
- Public pension income is exempt; private pensions are partially exempt
- Kansas has some of the highest combined sales tax rates in the U.S.
- No local income taxes beyond the state rate
Kansas State Income Tax Overview
Kansas imposes income tax using two brackets: 3.1% on income up to $15,000 for single filers and 5.7% on income above that threshold. Married couples filing jointly pay 3.1% on income up to $30,000 and 5.7% above that. Kansas offers a standard deduction of $3,500 for single filers and $8,000 for married couples. Social Security income is exempt from Kansas state income tax for residents with federal adjusted gross income below $75,000. Kansas also provides a food sales tax credit to offset the burden of the state's sales tax on groceries, and military retirement pay is fully exempt from state income tax.
Kansas Income Tax Brackets (2026) projected
These are the Kansas state income tax brackets for single filers, carried forward from 2025 pending official 2026 figures. Only the income within each bracket is taxed at that rate -- not your entire income.
| Taxable Income | Tax Rate |
|---|---|
| $0 - $15,000 | 3.1% |
| Over $15,000 | 5.7% |
Source: Kansas Department of Revenue. Brackets shown are for single filers. Married filing jointly thresholds may differ.
What a Kansas Resident Actually Pays: A Worked Example
Your effective tax rate is almost always lower than your top bracket. Here is how the math works for a single filer earning $65,000.
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Frequently Asked Questions -- Kansas Income Tax
Does Kansas have a state income tax?
Yes. Kansas imposes a state income tax with a top marginal rate of 5.7%. This is separate from your federal income tax obligation.
What is the Kansas income tax rate for 2026?
Kansas uses a graduated income tax system with rates from 3.1% to 5.7%. Only the income within each bracket is taxed at that bracket's rate -- not your entire income.
Do I have to file a Kansas state tax return?
Most full-year Kansas residents with income above the state filing threshold must file a state return. Check the Kansas Department of Revenue for current thresholds and requirements.
How accurate is this Kansas state tax estimate?
This is a planning estimate. The state result uses Kansas's published brackets but does not account for all state deductions, credits, exemptions, or local taxes. Verify with official Kansas tax forms or a qualified tax professional.
Does this calculator include federal income tax?
Yes. The results show your estimated Kansas state income tax and your federal income tax using 2026 federal brackets (projected until the IRS publishes official 2026 figures) -- your full combined picture in one place.
Where can I find official Kansas tax forms?
Official forms, instructions, and filing guidance are available at the Kansas Department of Revenue.
What is the sales tax rate in Kansas?
Kansas's combined state and average local sales tax rate is 8.68%. This is separate from income tax and applies to most retail purchases -- use our sales tax calculator to check a specific purchase.
When are Kansas 2026 state taxes due?
2026 taxes are generally filed in 2027. The Kansas filing deadline is April 15, 2027, the same as the federal deadline.
Understanding Your Kansas Tax Estimate
Your results combine two separate bills: federal tax owed to the IRS, and Kansas state tax owed to the Kansas Department of Revenue. The state return is filed separately from your federal Form 1040, with a state filing deadline of April 15. For the mechanics of how bracket math actually works -- why your effective rate is almost always lower than your top bracket -- see our marginal vs. effective tax rate guide.
Lowering Your Kansas Bill
Pre-tax retirement contributions reduce your federal and Kansas taxable income in the same move -- see our 401(k) contribution limits and HSA limits guides for the current caps. Beyond that, Kansas-specific credits and deductions that don't exist at the federal level are listed at the Kansas Department of Revenue -- worth checking, since these are easy to miss if you only look at federal guidance.
Combined Sales + Income Tax Picture
Kansas's combined state-plus-average-local sales tax rate is 8.68%. If you're self-employed, that's an added layer on top of income tax -- our self-employment tax calculator covers the SE-specific piece separately.
Disclaimer: Estimates for educational purposes only. State tax results are approximations based on published bracket data and do not account for all deductions, credits, exemptions, local taxes, or individual situations. Not tax, legal, or financial advice. Consult the Kansas Department of Revenue or a qualified tax professional for guidance specific to your situation.