Montana · 8 calculators

    Montana tax
    calculators for 2026.

    Estimate your Montana income, sales and property tax. Montana has a progressive income tax up to 5.90%, an average combined sales tax of 0.00%, and an average effective property tax rate of 0.74%.

    Taxes in Montana

    Montana funds its services through a mix of income, sales and property taxes. Two brackets of 4.7% and 5.9% after recent simplification.

    Sales tax averages 0.00% once local rates are included, and homeowners pay an average effective property tax of 0.74%.

    Use the calculators above for a quick estimate, then verify exact figures with the Montana Department of Revenue (mtrevenue.gov). These tools are estimates, not tax advice.

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