Oklahoma Sales Tax Calculator (2026)
The Oklahoma sales tax rate is 4.5% at the state level. Adding the 4.56% average local rate gives a combined 9.06%. On a $100 purchase that is about $9.06 in tax, for $109.06 total. Enter any amount below.
What is the Oklahoma sales tax rate in 2026?
The Oklahoma state rate is 4.5%. With an average local rate of 4.56%, the combined average is 9.06%.
How much tax on a $100 purchase?
About $9.06 at the combined 9.06% rate. Your $100 item costs roughly $109.06.
Where does Oklahoma rank nationally?
Oklahoma ranks #6 of 47 taxing states by combined rate. That is 1.53% above the 7.53% US average.
Are local rates included?
Yes. This calculator uses the state rate plus the population-weighted average local rate. Your exact city or county rate may differ.
How does sales tax work in Oklahoma?
Oklahoma charges a 4.5% state sales tax on most retail goods. Many cities and counties add a local tax on top. The population-weighted average local rate is 4.56%.
That brings the typical combined rate to 9.06%. Your real rate depends on the exact city or county. The calculator above uses the state plus average local rate.
What does Oklahoma sales tax cost on common purchases?
| Purchase | State (4.5%) | Avg local (4.56%) | Total tax | You pay |
|---|---|---|---|---|
| $100 | $4.50 | $4.56 | $9.06 | $109.06 |
| $1,000 | $45.00 | $45.60 | $90.60 | $1,090.60 |
| $30,000 car | $1,350.00 | $1,368.00 | $2,718.00 | $32,718.00 |
How do you calculate Oklahoma sales tax by hand?
- Take the pre-tax price of your item.
- Multiply it by the combined rate of 9.06% (4.5% state + 4.56% local).
- Add that tax to the price to get your total.
- To reverse it, divide the total by 1.0906.
How is car and vehicle sales tax handled in Oklahoma?
Vehicles are generally taxed at the same 9.06% combined rate, applied to the purchase price. A $30,000 car costs about $2,718.00 in tax. Trade-in credits and county rules can change the figure.
How do you remove sales tax from a total (reverse calculation)?
Switch the calculator to reverse mode. It divides the tax-included total by 1.0906 to recover the pre-tax price. This is how you find the base price on a receipt.