Oklahoma Income Tax Guide for 2026
Overview
Oklahoma uses a progressive income tax system with rates ranging from 0% to 4.5%. Capital gains are taxed as ordinary income. The state offers a standard deduction of $6,350 for single filers, personal exemptions of $1,000, and dependent exemptions of $1,000.
Income Tax Rates
Single Filers
| Income Range | Tax Rate |
|---|---|
| Up to $3,749 | 0% |
| $3,750 - $4,899 | 2.5% |
| $4,900 - $7,199 | 3.5% |
| $7,200+ | 4.5% |
Married Filing Jointly
| Income Range | Tax Rate |
|---|---|
| Up to $7,499 | 0% |
| $7,500 - $9,799 | 2.5% |
| $9,800 - $14,399 | 3.5% |
| $14,400+ | 4.5% |
Capital Gains Tax
Capital gains are taxed at the same rates as ordinary income.
Deductions & Exemptions
| Type | Amount |
|---|---|
| Standard Deduction (Single) | $6,350 |
| Standard Deduction (Married Filing Jointly) | $12,700 |
| Personal Exemption (Single) | $1,000 |
| Personal Exemption (Married) | $2,000 |
| Dependent Exemption | $1,000 |
Additional Information
- HB 2764 (2025) replaced the six-bracket schedule with a 0% / 2.5% / 3.5% / 4.5% schedule and cut the top rate from 4.75% to 4.5% beginning tax year 2026
- Rates may be reduced by 0.25 percentage points across all brackets in future years when revenue triggers are certified by the State Board of Equalization (62 O.S. § 34.103)
- Military retirement greater of $10,000 or 75% exempt
Charts
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Sources
The 2026 figures for Oklahoma on this page were compiled from the following official government publications:
- Oklahoma Tax Commission - 2025 Tax Legislation Summary (HB 2764, tax brackets 2026)
- Oklahoma Tax Commission - Packet OW-2, 2026 Oklahoma Income Tax Withholding Tables
- Oklahoma Tax Commission - 2025 Form 511 Resident Individual Income Tax Forms and Instructions (standard deduction)
- Oklahoma Tax Commission - 2026 Tax Legislation Summary
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