Wyoming sales tax rates (July 1, 2026)
| Rate | |
|---|---|
| State sales tax | 4% |
| Average local sales tax | 1.39% |
| Combined average | 5.39% |
| Highest combined rate | 7% |
Wyoming's combined average rate ranks #45 highest of the 50 states and Washington, DC.
Sales tax on common amounts in Wyoming
| Price | Sales tax | Total |
|---|---|---|
| $10 | $0.54 | $10.54 |
| $25 | $1.35 | $26.35 |
| $50 | $2.70 | $52.70 |
| $100 | $5.39 | $105.39 |
| $500 | $26.95 | $526.95 |
| $1,000 | $53.90 | $1,053.90 |
How to calculate Wyoming sales tax
Multiply the price by the rate as a decimal. At 5.39%, tax on a $100 purchase is 100 × 0.0539 = $5.39, for a total of $105.39. To find the price before tax from a total, divide by 1.0539.
Wyoming vs. neighboring states
| State | State rate | Combined average |
|---|---|---|
| Wyoming | 4% | 5.39% |
| Montana | 0% | 0% |
| South Dakota | 4.2% | 6.11% |
| Nebraska | 5.5% | 6.98% |
| Colorado | 2.9% | 7.89% |
| Utah | 6.1% | 7.42% |
| Idaho | 6% | 6.03% |
Frequently asked questions
What is the sales tax rate in Wyoming?
The state rate is 4%. With local taxes, the average combined rate is 5.39% and can reach 7% in some places.
Do cities and counties in Wyoming charge sales tax?
Yes. Local rates average 1.39% and go as high as 3%, so the total depends on where you buy.
Is shopping cheaper in a state next to Wyoming?
Among neighboring states, Montana (0%) has a lower average combined rate. If you live in Wyoming, you may still owe use tax on items you bring home.
Is sales tax charged on everything?
No. States set their own rules, and many exempt or reduce tax on groceries, prescription drugs, or other items. Check the state revenue department for a specific product.