Montana Sales Tax Calculator
State rate: 0% — Calculate tax on any purchase
🎉 Montana has no state sales tax!
Items purchased in Montana are not subject to state sales tax.
Calculate Montana Sales Tax
Common Purchases in Montana
Montana Sales Tax Details
Montana has no sales tax — no state tax and no local tax. One of only five states with no sales tax at any level. Some resort communities can impose a small resort tax.
How to Calculate Montana Sales Tax
Multiply the purchase price by 0% (or 0.0000). For a $100 purchase in Montana: $100 × 0.0000 = $0.00 tax, for a total of $100.00.
← Back to Sales Tax Calculator · Tip Calculator · Discount Calculator
Montana City Tax Rates
Click a city for a calculator pre-loaded with the combined state + local rate:
All State Sales Tax Rates
Montana Planning Notes
Montana shoppers usually care about more than the headline state rate. The base statewide rate is 0%, but the amount that actually shows up on a receipt can be higher when county, transit, stadium, or special district taxes are layered on top. That makes this page most useful as a starting point: check the statewide base, then compare it with the city examples listed below if you are estimating a purchase in a specific metro area.
When to Double-Check Montana Sales Tax
It is smart to double-check the combined rate in Montana before budgeting for appliances, renovation materials, business equipment, or any purchase where even a one-point rate change affects the final total. Small-ticket items do not usually move the needle much, but large purchases can vary enough to matter when you are comparing stores, buying across city lines, or deciding whether a delivery address changes what you owe.
For the best Montana estimate, pair the statewide base rate on this page with the city-level examples that match where the purchase is happening. State policy may stay constant while local districts change the final total, so checking both layers gives you a stronger estimate for real-world budgeting.