Oklahoma Paycheck Calculator 2026
State
Oklahoma (OK)
Tax Type
Progressive Tax
State Tax Rate
0.50% to 4.75%
Oklahoma State Income Tax Overview
Oklahoma uses a progressive state income tax system with rates ranging from 0.50% to 4.75%. Higher earners pay a greater percentage on income above each bracket threshold.
How Oklahoma Taxes Work in 2026
Oklahoma uses a progressive income tax system with 6 tax brackets. Rates range from 0.50% to 4.75% for single filers. Under a progressive system, only the income within each bracket is taxed at that bracket's rate. The Oklahoma state income tax brackets for single filers are: 0.50% on income from $0 to $1,000; 1.00% on income from $1,000 to $2,500; 2.00% on income from $2,500 to $3,750; 3.00% on income from $3,750 to $4,900; 4.00% on income from $4,900 to $7,200; 4.75% on income over $7,200.
Oklahoma Income Tax Brackets 2026 (Single Filers)
| Income Range | Tax Rate |
|---|---|
| $0 - $1,000 | 0.50% |
| $1,000 - $2,500 | 1.00% |
| $2,500 - $3,750 | 2.00% |
| $3,750 - $4,900 | 3.00% |
| $4,900 - $7,200 | 4.00% |
| Over $7,200 | 4.75% |