Montana Total Tax Burden Calculator 2026
Calculate every tax you pay in Montana (MT) — federal income tax, state income tax, Social Security, Medicare, property tax, and sales tax combined. Montana has a flat 5.9% state income tax. Enter your details below to find your true effective rate across all taxes.
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Montana Tax Overview
Understanding your total tax burden in Montana requires looking beyond just income tax. Here is how all major tax types combine in your state.
State Income Tax
Montana levies a flat 5.9% state income tax on all taxable income. Every dollar of taxable income is taxed at the same rate, regardless of how much you earn. The standard deduction is $14,600 for single filers and $29,200 for married filing jointly.
Sales Tax
Montana has no state sales tax. This is one of only five states (along with Alaska, Delaware, New Hampshire, and Oregon) that does not levy a statewide sales tax.
Property Tax
The average effective property tax rate in Montana is approximately 0.74%. This is below the national average of about 1.1%, making Montana relatively affordable for homeowners in terms of property taxes.
Total Tax Burden by ZIP Code in Montana
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