Oklahoma sales tax summary
| Measure | Value |
|---|---|
| Statewide base rate | 4.50% |
| Local sales taxes | Yes |
| Tax on $100 at base rate | $4.50 |
What the estimate means
Common exemptions or special treatment: Groceries and prescription drugs have special exemptions or reduced treatment; local taxes may add.
For a $100 taxable purchase, the statewide portion alone would be $4.50. The embedded calculator uses the base rate and leaves room for you to enter a local combined rate when your address requires it.
Frequently asked questions
What is the Oklahoma sales tax rate?
Oklahoma has a 4.50% statewide base rate.
Do local taxes apply?
Yes, local rates can add.
State base-rate and exemption summary prepared for the 2026 page set. Verify the exact local combined rate and product treatment with the state revenue agency before filing.