This calculator starts with Montana’s 0% rate.
Montana sales tax rates in 2026
Montana is one of the few places in the U.S. with no general sales tax.
| Measure | Rate | Rank (1 = highest) |
|---|---|---|
| State sales tax rate | 0% | 47 of 51 |
| Average local rate (population-weighted) | 0% | — |
| Combined state + average local rate | 0% | 47 of 51 (tied with Delaware, New Hampshire, Oregon) |
| Highest local rate | 0% | — |
| Middle of all 51 (combined) | 7% | 26 of 51 |
No general state or local sales tax; certain resort communities levy local resort taxes, which Tax Foundation excludes.
Sales tax on common purchases in Montana
With no sales tax, the price is the total. Here are the same purchases for comparison with other states:
| Purchase | Sales tax | Total |
|---|---|---|
| $100 purchase | $0.00 | $100.00 |
| $500 purchase | $0.00 | $500.00 |
| $1,000 purchase | $0.00 | $1,000.00 |
| $25,000 car | $0.00 | $25,000.00 |
A $25,000 car would carry no general sales tax in Montana, though other vehicle taxes and fees may apply.
Groceries and items taxed differently
Groceries: No general sales tax.
With no general sales tax, clothing, prescription drugs and most other purchases are also untaxed at the register in Montana.
Montana vs. neighboring states
Montana has the lowest average combined rate among its neighbors; on a $1,000 purchase the tax ranges from $53.90 in Wyoming to $70.90 in North Dakota, versus $0.00 in Montana.
| State | State rate | Avg. local | Combined | Tax on $1,000 | vs. Montana |
|---|---|---|---|---|---|
| Montana | 0% | 0% | 0% | $0.00 | — |
| Wyoming | 4% | 1.39% | 5.39% | $53.90 | +$53.90 |
| Idaho | 6% | 0.03% | 6.03% | $60.30 | +$60.30 |
| South Dakota | 4.2% | 1.91% | 6.11% | $61.10 | +$61.10 |
| North Dakota | 5% | 2.09% | 7.09% | $70.90 | +$70.90 |
Shoppers from nearby states who buy in Montana may still owe use tax to their home state on taxable items they bring back. See sales tax rates for every state.
Frequently asked questions
What is the sales tax rate in Montana in 2026?
Montana has no general sales tax: the state rate and the average local rate are both 0% as of July 1, 2026, according to the Tax Foundation. No general state or local sales tax; certain resort communities levy local resort taxes, which Tax Foundation excludes. A $100.00 purchase costs $100.00, compared with $107.00 at the 7% combined rate of the middle state.
How much is sales tax on $1,000 in Montana?
Nothing: Montana has no general sales tax, so a $1,000 purchase costs $1,000. At the average combined rates in Wyoming, Idaho, South Dakota and North Dakota, the same purchase would carry between $53.90 and $70.90 of sales tax. Buyers who live in a state with a sales tax may still owe their home state’s use tax on items they bring back.
Are groceries taxed in Montana?
No. Montana has no general state or local sales tax, so groceries, like most other purchases, are sold without sales tax. Separate excise taxes can still be built into the shelf price of items such as alcohol, tobacco and fuel, and food bought in a neighboring state is taxed under that state’s rules.
Is sales tax higher in Montana than in neighboring states?
Montana has the lowest average combined rate among its neighbors; on a $1,000 purchase the tax ranges from $53.90 in Wyoming to $70.90 in North Dakota, versus $0.00 in Montana. These comparisons use each state’s combined state and average local rate.