Montana Paycheck Calculator 2026
State
Montana (MT)
Tax Type
Progressive Tax
State Tax Rate
1.00% to 5.90%
Montana State Income Tax Overview
Montana uses a progressive state income tax system with rates ranging from 1.00% to 5.90%. Higher earners pay a greater percentage on income above each bracket threshold.
How Montana Taxes Work in 2026
Montana uses a progressive income tax system with 5 tax brackets. Rates range from 1.00% to 5.90% for single filers. Under a progressive system, only the income within each bracket is taxed at that bracket's rate. The Montana state income tax brackets for single filers are: 1.00% on income from $0 to $3,300; 2.00% on income from $3,300 to $5,900; 3.00% on income from $5,900 to $9,100; 4.00% on income from $9,100 to $12,500; 5.90% on income over $12,500.
Montana Income Tax Brackets 2026 (Single Filers)
| Income Range | Tax Rate |
|---|---|
| $0 - $3,300 | 1.00% |
| $3,300 - $5,900 | 2.00% |
| $5,900 - $9,100 | 3.00% |
| $9,100 - $12,500 | 4.00% |
| Over $12,500 | 5.90% |