Free Oklahoma Sales Tax Calculator
Oklahoma combined sales tax rate is 8.97% — 4.50% state plus 4.47% average local. Rates updated for 2025.
Tax Rate
State Rate
4.50%
Avg Local
4.47%
Combined
8.97%
State rates sourced from Tax Foundation 2025 data. Local rates are averages — your exact rate may vary by city and county. Always verify with your state's revenue department for compliance.
Oklahoma Sales Tax — Common Questions
What is the sales tax rate in Oklahoma?
The combined Oklahoma sales tax rate is 8.97% — 4.50% state rate plus an average local rate of 4.47%. Your exact rate may be higher or lower depending on your city and county.
How do I calculate sales tax in Oklahoma?
Multiply your pre-tax price by 0.0897 to get the tax amount, then add it to the original price for the total. For example, a $100 purchase in Oklahoma adds $8.97 in tax for a total of $108.97.
Are groceries taxed in Oklahoma?
Grocery tax rules vary by state. Oklahoma has a base state rate of 4.50%, but many states exempt groceries or tax them at a reduced rate. Check the Oklahoma Department of Revenue for current grocery tax exemptions.