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.

Your Information

Enter 0 if you rent

Estimated purchases subject to sales tax

Enter your income to see your total tax burden

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

Advertiser Disclosure: Some of the products featured on this page are from our partners who may compensate us. This may influence which products we write about and where they appear on the page. However, this does not influence our evaluations. Our opinions are our own.

Tax-Saving Tools

File Taxes Online

Free federal filing

Free federal filing for simple returns. State filing from $29.

File Now

Open a Roth IRA

No minimums

No account minimums. Thousands of commission-free ETFs and mutual funds.

Open IRA

Top Cash Back Card

2% unlimited cash back

Earn unlimited 2% cash back on every purchase with no annual fee.

Apply Now

Subject to credit approval.