Sales tax
- State rate: 4.5%
- Average combined (state + local): 9.06%
Oklahoma Sales Tax & Income Tax Calculator
The statewide sales tax rate in Oklahoma is 4.5%. With local taxes the average combined rate is about 9.06%. Oklahoma uses graduated state income tax rates in 2026, from 2.5% up to 4.5% for single filers.
Result
Estimate only. Local rates and exemptions vary. Not tax advice.
2026 rates
Oklahoma tax at a glance
Checked Nov 2026.
Income tax
Oklahoma uses graduated state income tax rates in 2026, from 2.5% up to 4.5% for single filers.
Sources
FAQ
Oklahoma tax FAQ
What is the sales tax rate in Oklahoma?
The statewide sales tax rate in Oklahoma is 4.5%. With local taxes the average combined rate is about 9.06%.
Does Oklahoma have a state income tax?
Oklahoma uses graduated state income tax rates in 2026, from 2.5% up to 4.5% for single filers.
Why can my receipt show a different rate?
Cities, counties and special districts can add their own sales tax, and some items (food, clothing, medicine) are taxed at reduced rates or exempt. Enter your exact local rate in the calculator.
Is this tax advice?
No. These are 2026 rates for quick estimates. Confirm with your state tax agency for filings.