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🦅 Montana Income Tax Calculator 2025
Montana has a flat 5.9% income tax and no sales tax, making it popular among retirees.
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Montana State Tax Facts (2025)
Flat 5.9% income tax as of 2024 reform
No state sales tax — saves on everyday purchases
Popular retirement destination with low overall cost of living
5.9%
Top state rate
On top of federal income tax, Montana residents pay up to 5.9% in state income tax. Use the calculator above to see your combined effective rate.
Frequently Asked Questions
What is the income tax rate in Montana for 2025?+
Montana has a top state income tax rate of 5.9%. Montana has a flat 5.9% income tax and no sales tax, making it popular among retirees. Federal income tax on top follows the 2025 US federal brackets (10%–37%).
How do I calculate my take-home pay in Montana?+
Enter your gross annual income in the calculator above. It applies all 2025 federal and Montana state tax rates automatically — including payroll taxes like Social Security and Medicare — and shows your monthly net income.
Go Beyond Tax — Plan Your Full Financial Picture
Your Montana take-home pay is the starting point. Map every dollar in a monthly budget and see how your savings compound over time.
Open Budget Planner & Investment Projector →