How Montana taxes your paycheck in 2026
Montana uses a graduated income tax with 2 brackets, from 4.7% at the bottom to 5.65% at the top, applied after a $16,100 single-filer standard deduction (the state uses the federal deduction). Montana's top rate drops again to 5.4% in 2027.
Federal deductions are the same everywhere: income tax on your wages after the $16,100 standard deduction (single filers), 6.2% Social Security on the first $184,500 of wages, and 1.45% Medicare on everything.
Example take-home pay in Montana
Single filer, 2026 rates, standard deduction, no pre-tax benefits or local taxes:
| Salary | Federal tax | MT state tax | Take-home / yr | Per biweekly check |
|---|---|---|---|---|
| $50,000 | $3,820 | $1,593 | $40,762 | $1,568 |
| $75,000 | $7,670 | $2,877 | $58,716 | $2,258 |
| $100,000 | $13,170 | $4,289 | $74,891 | $2,880 |
Frequently asked questions
+How much is taken out of a $75,000 paycheck in Montana?
For a single filer with no pre-tax deductions in 2026: about $7,670 federal income tax, $5,738 in Social Security and Medicare, and roughly $2,877 in Montana state income tax — leaving take-home pay of about $58,716 a year, or $2,258 every two weeks.
+What is the Montana state income tax rate for 2026?
Montana uses a graduated income tax with 2 brackets, from 4.7% at the bottom to 5.65% at the top, applied after a $16,100 single-filer standard deduction (the state uses the federal deduction). Montana's top rate drops again to 5.4% in 2027.
+Why is my actual paycheck different from this estimate?
This calculator assumes the standard deduction, single-filer state parameters, and no dependents, credits or local taxes. Employer withholding also follows your W-4, which may over- or under-withhold relative to your final tax bill.
+Do 401(k) contributions reduce state tax too?
In Montana, traditional 401(k) and most pre-tax benefit contributions reduce your state taxable income as well as federal. They do not reduce Social Security or Medicare tax.
Sources: IRS 2026 federal parameters; state rates and brackets as of January 1, 2026 compiled from state statutes and the Tax Foundation. Estimates only — see our terms.