Oklahoma has a progressive state income tax with rates ranging from 0.25% to 4.75%. The state has been gradually reducing its top rate in recent years, making it increasingly competitive with neighboring states.
Oklahoma Tax Brackets (2026)
| Taxable Income (Single) | Tax 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% |
| $7,200+ | 4.75% |
Oklahoma's top rate of 4.75% kicks in at just $7,200 of taxable income for single filers, meaning most workers pay the top rate on the majority of their income. These figures are based on Oklahoma Tax Commission guidelines.
What You'll See on Your Paystub
An Oklahoma worker's paystub includes both federal income tax withholding and state deductions:
| Deduction | Rate | Notes |
|---|---|---|
| Federal Income Tax | Varies | Based on W-4 and income |
| Social Security | 6.2% | Up to $181,200 wage base |
| Medicare | 1.45% | No wage limit |
| Oklahoma State Income Tax | 0.25% - 4.75% | Based on income level |
Oklahoma Standard Deduction
Oklahoma offers a standard deduction that reduces your taxable income:
| Filing Status | Standard Deduction (2026) |
|---|---|
| Single | $6,350 |
| Married Filing Jointly | $12,700 |
| Head of Household | $9,350 |
No Local Income Taxes
Oklahoma does not allow cities or counties to impose local income taxes. Your state withholding covers all Oklahoma income tax obligations.
Oil and Gas Industry
Oklahoma's energy sector is a major employer with special considerations:
- Oil field workers often earn wages that place them in the top 4.75% bracket
- Per diem and travel allowances are common for field workers
- Gross production taxes apply to extraction, not employee wages
- Severance pay may be subject to different withholding rules
If you work in the oil and gas industry with variable income, consider adjusting your W-4 to avoid under-withholding during high-earning periods.
Retirement Income
Oklahoma offers tax benefits for retirees:
- Social Security benefits are fully exempt from state tax
- Up to $10,000 exemption for retirement income (per person)
- Military retirement pay is fully exempt
Oklahoma vs. Neighboring States
| State | Tax Structure | Top Rate |
|---|---|---|
| Oklahoma | Progressive | 4.75% |
| Texas | None | 0% |
| Kansas | Progressive | 5.7% |
| Arkansas | Progressive | 4.4% |
| Colorado | Flat | 4.4% |
Comparing Take-Home Pay
Here's how a $75,000 annual salary in Oklahoma compares to other states:
| State | Effective Rate | Annual State Tax |
|---|---|---|
| Oklahoma | ~4.3% | ~$2,900 |
| Texas | 0% | $0 |
| Colorado | ~3.5% | ~$2,600 |