Oklahoma Sales Tax Calculator
Add or remove Oklahoma sales tax from a price, using the state rate plus the average local rate.
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About the Oklahoma Sales Tax Calculator
This Oklahoma sales tax calculator adds sales tax to a price or removes it from a total. It starts with the average combined Oklahoma rate of 9.06% (state rate 4.50% plus average local rate). Change the rate to match your city or county.
How to use it
- Enter a price or a total.
- Keep the average combined rate or type your local rate.
- Choose add or remove sales tax and press Calculate sales tax.
Oklahoma sales tax rate in 2026
The Oklahoma state sales tax rate is 4.50%. Local governments add an average of 4.56%, for an average combined rate of 9.06%. Your exact rate depends on your city and county, so check the Oklahoma department of revenue for your address.
Source: Tax Foundation, 2026 state and local sales tax rates (as of July 1, 2026).
Oklahoma sales tax examples at 9.06%
| Price | Sales tax | Total |
|---|---|---|
| $10 | $0.91 | $10.91 |
| $25 | $2.27 | $27.27 |
| $50 | $4.53 | $54.53 |
| $100 | $9.06 | $109.06 |
| $250 | $22.65 | $272.65 |
| $500 | $45.30 | $545.30 |
| $1,000 | $90.60 | $1,090.60 |
How to calculate sales tax
Sales tax = price × rate. To remove tax from a total, divide the total by (1 + rate). For example, $108 at 8% includes $8 of tax on a $100 price.
Frequently asked questions
What is the sales tax in Oklahoma?
The Oklahoma state rate is 4.50%. With average local taxes the combined rate is about 9.06%. Your actual rate depends on your location.
Does Oklahoma have local sales tax?
Yes, local governments can add taxes. The average local rate is about 4.56%.
How do I calculate sales tax in Oklahoma?
Multiply the price by the sales tax rate, then add it to the price. The calculator above does it for you.
What is $100 with sales tax in Oklahoma?
At the average combined rate of 9.06%, $100 costs $109.06.
Where can I find my exact Oklahoma rate?
Use the Oklahoma department of revenue rate lookup tool for your address.
Last reviewed: November 2026. Rates are averages. Confirm your local rate with the state department of revenue.