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Free Montana Sales Tax Calculator
Montana has no sales tax. Use the calculator below to verify totals for any amount.
🎉 Montana has no sales tax at all — state or local.
Tax Rate
🎉 Montana has no state sales tax.
State rates sourced from Tax Foundation 2026 data. Local rates are averages — your exact rate may vary by city and county. Always verify with your state's revenue department for compliance.
How is Montana sales tax calculated?
Montana levies no state or local sales tax, so nothing is added at the register — a $100 purchase costs exactly $100.00. Use the calculator above to compare what the same purchase would cost in a state that does charge sales tax.
Montana Sales Tax — Common Questions
Does Montana have a sales tax?
No. Montana does not have a state or local sales tax — one of only a handful of states with no sales tax at all.
What items are exempt from tax in Montana?
Even in states without sales tax, some categories like lodging or alcohol may be taxed at the local level. Check your city or county's revenue department for current exemptions.
How does Montana fund its government without sales tax?
Montana relies on other revenue sources such as property taxes, income taxes, corporate taxes, and natural resource revenues.