Oklahoma Sales Tax Calculator (2026)
Oklahoma's state sales tax rate is 4.5% for 2026, and with local city and county taxes the average shopper pays about 8.99%. Calculate the tax on any purchase, or start from a receipt total and back the tax out.
Oklahoma sales tax details
| State rate (2026) | 4.5% |
|---|---|
| Average combined rate | 8.99% |
| Tax on a $100 purchase (avg) | $8.99 |
| Tax on a $1,000 purchase (avg) | $89.90 |
Worth knowing: The state no longer taxes groceries, but local sales taxes remain high.
Frequently asked questions
What is the sales tax rate in Oklahoma?
The Oklahoma state sales tax rate is 4.5% in 2026. With average local (city and county) rates added, shoppers pay about 8.99% combined, though the exact rate depends on the locality.
How much is sales tax on a $1,000 purchase in Oklahoma?
At the average combined rate of 8.99%, tax on a $1,000 purchase in Oklahoma is about $89.90, for a total of $1,089.90.
How do I remove sales tax from a total in Oklahoma?
Divide the total by 1 plus the rate. For example, at 8.99%, a receipt total of $107 ÷ 1.0899 gives the pre-tax price. The calculator on this page has a "reverse" mode that does this for you.
Last reviewed January 15, 2026 for the 2026 tax year. Rates change — always confirm against the official sources below before making financial decisions.
- Oklahoma Tax Commission — official state tax authority
- Internal Revenue Service (IRS) — 2026 federal brackets, standard deduction and FICA
- Tax Foundation — state and average local sales tax comparisons