Sales tax by state · Wyoming
Wyoming Sales Tax Rate
The statewide sales tax in Wyoming is 4%, the 21st-highest statewide rate (tied with 4 other states). With local taxes added, shoppers in Cheyenne pay 6%. Here’s how that compares nationally and what you pay in the state’s major cities.
- Wyoming state rate 4% statewide base rate
- National rank 21st of 51, highest first
- Cheyenne combined 6% state + local, ZIP 82001
- Tax on $100 $6.00 in Cheyenne
Sales tax in Wyoming
Wyoming charges a statewide sales tax of 4%, 1.02 percentage points below the 5.02% average across all states. Counties, cities and special districts can add their own taxes on top, so the total at the register is usually higher than the state rate.
Combined rates in Wyoming’s major cities
The combined rate for one downtown ZIP code in each city, broken down by who charges it:
| City | State | County | City | Special | Combined |
|---|---|---|---|---|---|
| Cheyenne 82001 | 4% | 2% | 0% | 0% | 6% |
| Casper 82601 | 4% | 1% | 0% | 0% | 5% |
What sales tax adds in Cheyenne
At the 6% combined rate in Cheyenne, sales tax adds:
For any other address in Wyoming, enter its ZIP code in the sales tax calculator to get the exact combined rate.
How Wyoming compares
Among all 51 states and DC, Wyoming’s 4% is the 21st-highest statewide rate (tied with 4 other states). The average statewide rate is 5.02%, and the highest is California’s 7.25%. See every state ranked on sales tax by state.
Wyoming sales tax — FAQ
What is the sales tax rate in Wyoming?
The statewide sales tax rate in Wyoming is 4%. That is the 21st-highest statewide rate (tied with 4 other states) and 1.02 percentage points below the 5.02% average across all states. Local taxes can add more depending on where you shop.
What is the sales tax in Cheyenne, Wyoming?
The combined sales tax rate in downtown Cheyenne (ZIP 82001) is 6%: 4% state, 2% county. Rates in other parts of the city can differ.
How do I calculate sales tax in Wyoming?
Multiply the price by the combined rate where you buy. In Cheyenne, a $100 purchase carries $6.00 in tax (6%), for $106.00 total. For any other location, enter the ZIP code in the sales tax calculator.
Is Wyoming's sales tax high compared with other states?
Among all 51 states and DC, Wyoming’s 4% is the 21st-highest statewide rate (tied with 4 other states), 1.02 percentage points below the 5.02% average across all states. The highest is California’s 7.25%.
Rates as of September 2026. City rates are for one downtown ZIP code and can differ elsewhere in the city.
Data: State departments of revenue, via APIVerve. Our tables, charts and text are licensed CC BY 4.0: reuse them freely, including commercially, as long as you credit us. Cite as: Digest Your Finances, “Sales Tax by State”, https://digestyourfinances.com/studies/sales-tax-by-state/wyoming/ — based on State departments of revenue. CC BY 4.0.
