Oklahoma Tax Calculators.
Tax year 2026 income tax rates, brackets, and sales tax for Oklahoma. Returns for tax year 2026 are generally filed in 2027; source links and last-verified dates are shown below.Tax year 2026 means income earned during calendar year 2026; those returns are generally filed in 2027. State and local sales tax rates can change during the year, so confirm current rules before filing or remitting tax.
Income Tax
Oklahoma has a progressive income tax with 6 brackets ranging from 0.25% to 4.75%. The brackets are narrow, so the top rate applies to income over just $7,200 for single filers.
| Taxable Income | Rate |
|---|---|
| $0 - $1,000 | 0.25% |
| $1,000 - $2,500 | 0.75% |
| $2,500 - $3,750 | 1.75% |
| $3,750 - $4,900 | 2.75% |
| $4,900 - $7,200 | 3.75% |
| Over $7,200 | 4.75% |
Estimate only. Does not include federal tax, itemized deductions, credits, or other Oklahoma adjustments. Consult a tax professional for filing.
Sales Tax
Groceries are exempt from state sales tax as of 2024. Prescription drugs are exempt.
Oklahoma's top income tax rate of 4.75% is near the national average, but its combined sales tax rate of 8.98% is among the highest in the nation due to extensive local taxes.
What is Oklahoma's income tax rate?
Oklahoma has 6 income tax brackets with rates from 0.25% to 4.75%. The top rate applies to income over $7,200 for single filers.
Does Oklahoma tax groceries?
No, Oklahoma eliminated its state sales tax on groceries in 2024. However, local jurisdictions may still tax groceries.
How does Oklahoma's sales tax compare?
Oklahoma's combined state and local sales tax rate averages 8.98%, one of the highest in the nation. This is because local cities and counties add substantial taxes on top of the 4.5% state rate.
What is Oklahoma's standard deduction?
For 2025, Oklahoma's standard deduction is $6,350 for single filers and $12,700 for married filing jointly — the same amounts as the federal standard deduction prior to the 2017 Tax Cuts and Jobs Act. Oklahoma does not conform to the higher post-2017 federal standard deduction, so most Oklahoma filers will have a lower standard deduction than their federal return.
Does Oklahoma have a local income tax?
No, Oklahoma does not have a local or city income tax. Only state-level income tax applies to wages and salary. However, some cities levy local sales taxes on top of the 4.5% state rate, which is why the average combined sales tax rate reaches 8.98%.