Oklahoma Sales Tax Calculator
Oklahoma sales tax applies to most retail sales of tangible goods and some services. This calculator shows the combined state and local sales tax rate for any location in Oklahoma and lets you work out the tax on a given purchase price or reverse-calculate the pre-tax amount from a total. Select your county or city to load the exact local rate on top of the Oklahoma statewide base rate, then enter any purchase amount to see the tax and total immediately. Rates and jurisdictions are sourced from Oklahoma Tax Commission and reflect current Oklahoma law. Sales tax in Oklahoma applies at the point of sale for most tangible personal property; groceries, prescription drugs, and other categories may be exempt or taxed at a reduced rate depending on state law. Use the calculator to compare totals across different jurisdictions, or to verify a receipt. The combined rate shown is the rate applicable at a specific location and accounts for any special district taxes layered on top of the county or municipal rate.
Oklahoma's state sales tax base rate is 4.5%. In Oklahoma City the combined rate is 8.63%, so $100 of goods has $8.63 in sales tax, for a total of $108.63. Pick your county below for the exact combined rate.
How sales tax works in Oklahoma
Oklahoma charges a statewide base sales tax of 4.5%. Oklahoma levies a 4.5% state sales tax. Counties and cities impose additional sales taxes, giving combined rates that vary by location. Groceries are exempt from the 4.5% state rate since August 1, 2024, though local taxes may still apply. Choose your county above to load its sourced combined rate, or switch to Remove tax to work back from a tax-inclusive total. Your result updates the page link, so you can copy a permalink to any calculation.
sales tax = pre-tax price x (state rate + local rate) / 100
total = pre-tax price + sales tax
Worked example
A $250.00 purchase in Oklahoma City, at the 8.63% combined rate (4.5% state + 4.13% local):
- Combined rate = 4.5% + 4.13% = 8.63%.
- Sales tax = 250 x 0.0863 = $21.57.
- Total = 250 + 21.57 = $271.58.
What is taxed in Oklahoma
| Groceries | Exempt |
|---|---|
| Prescription drugs | Exempt |
| Clothing | Taxable |
Oklahoma exempted groceries from the 4.5% state sales tax effective August 1, 2024. County and city sales taxes may still apply to grocery purchases depending on the local jurisdiction.
Source: Oklahoma Tax Commission.
Oklahoma sales tax rates by county
Combined rates (4.5% state plus local), sourced from the Oklahoma Tax Commission and verified Jun 12, 2026. For an exact rate by address use the official Oklahoma Tax Commission rate lookup; local rates can vary within a county and change over time.
Full official dataset: Oklahoma Tax Commission rate file.
Oklahoma sales tax: frequently asked questions
What is the sales tax rate in Oklahoma?
Oklahoma's statewide base rate is 4.5%. Oklahoma has 77 counties plus hundreds of cities and towns, each imposing their own sales tax rates on top of the 4.5% state base rate.
How much is sales tax on $100 in Oklahoma City?
At Oklahoma City's combined rate of 8.63%, sales tax on $100 is $8.63, for a total of $108.63. Enter your own amount above for an exact figure.
Are groceries taxed in Oklahoma?
Oklahoma exempted groceries from the 4.5% state sales tax effective August 1, 2024. County and city sales taxes may still apply to grocery purchases depending on the local jurisdiction.
How do I remove sales tax from a total in Oklahoma?
Switch the calculator to Remove tax and enter the tax-inclusive total. It divides by 1 plus the combined rate to find the pre-tax price, then shows the tax.
What is the total sales tax rate in Oklahoma City?
Oklahoma City, in Oklahoma County, has a combined sales tax rate of 8.63%: the 4.5% state rate, no Oklahoma County tax (0%), and the 4.13% Oklahoma City local rate.
What is the total sales tax rate in Tulsa?
Tulsa, in Tulsa County, has a combined sales tax rate of 8.52%: the 4.5% state rate, the 0.37% Tulsa County rate, and the 3.65% Tulsa city rate.
Are groceries exempt from Oklahoma sales tax?
Yes. Oklahoma eliminated the 4.5% state sales tax on groceries effective August 1, 2024. However, county and city sales taxes may still apply to grocery purchases, and those local rates vary by jurisdiction.
Official sources
- State base rate (4.5%): Oklahoma Tax Commission, as at Jun 12, 2026.
- Local combined rates: Oklahoma Tax Commission, as at Jun 12, 2026.
- Address-level lookup: Oklahoma Tax Commission rate lookup.
Reviewed by the CalculatorHub team, edited by James Graham, 11 June 2026. See our methodology. General information, not financial or tax advice.