Income Tax in Montana
Montana (MT) has 2 income tax brackets ranging from 4.7% to 5.9% for tax year 2025. The standard deduction is $14,600 for single filers and $29,200 for married filing jointly.
2025 Tax Brackets
| Tax Rate | Taxable Income Range |
|---|---|
| 4.7% | $0 — $20,500 |
| 5.9% | $20,500+ |
Standard Deduction
| Filing Status | Deduction |
|---|---|
| Single | $14,600 |
| Married Filing Jointly | $29,200 |