Oklahoma income tax calculator
Estimate your 2026 Oklahoma and federal income tax and whether you will get a refund. A single filer earning $75,000 owes about $2,831 in Oklahoma income tax and $7,676 in federal income tax.
By John Crane, MBA & the Editorial Team · Updated for the 2026 tax year. How we check our numbers
Estimated federal amount owed
$876.00
Federal tax $9,876 · Oklahoma owed $3,281
| Federal tax | $9,876 | 11.6% |
|---|---|---|
| Oklahoma and local tax | $3,281 | 3.9% |
| Income after these taxes | $71,843 | 84.5% |
- Adjusted gross income
- $85,000
- Taxable income
- $68,900
- Deduction used
- Standard $16,100
- Federal bracket
- 22%
- Effective federal rate
- 11.6%
- OK tax after credits
- $3,281
Where your federal tax comes from
Ordinary income by bracketFederal return summary
Form 1040, 2026| Line | Amount |
|---|---|
| Total income | $85,000.00 |
| Adjustments | -$0.00 |
| Adjusted gross income | $85,000.00 |
| Standard deduction | -$16,100.00 |
| Taxable income | $68,900.00 |
| Income tax | $9,876.00 |
| Total federal tax | $9,876.00 |
| Withholding and estimated payments | $9,000.00 |
| Federal amount owed | $876.00 |
Oklahoma return
2026 rules| Line | Amount |
|---|---|
| State taxable income | $77,650.00 |
| Tax before credits | $3,281.00 |
| State tax after credits | $3,281.00 |
| State withheld | $0.00 |
| State amount owed | $3,281.00 |
- 2026 rates are statutory; deduction, exemption and credit rules follow the 2025 Form 511 packet.
Income tax in Oklahoma
- Oklahoma starts from federal AGI and taxes 2026 income at rates from 0% to 4.5%, with head of household filers using the joint brackets.
- The standard deduction is $6,350 for single filers, $9,350 for head of household and $12,700 for joint filers, plus a $1,000 exemption per person.
- Social Security is fully exempt, and each person can exclude up to $10,000 of retirement income.
- Credits include a refundable EITC of 5% of the federal credit and a nonrefundable credit equal to the greater of 20% of the federal care credit or 5% of the federal child tax credit (federal AGI up to $100,000).
2026 income tax at common incomes (wages only, standard deduction)
| Income | Federal tax, single | Oklahoma tax, single | Oklahoma rate, single | Oklahoma tax, married |
|---|---|---|---|---|
| $40,000 | $2,623 | $1,256 | 3.1% | $710 |
| $60,000 | $5,023 | $2,156 | 3.6% | $1,610 |
| $75,000 | $7,676 | $2,831 | 3.8% | $2,285 |
| $100,000 | $13,176 | $3,956 | 4.0% | $3,410 |
| $150,000 | $24,734 | $6,205 | 4.1% | $5,659 |
Rates
Top rate 4.5%. At $75,000 of wages, each extra $1,000 adds about $45 of Oklahoma tax.
Family example
A married couple earning $60,000 with two children and $4,000 of child care: Oklahoma tax of $1,520 before credits, credits of Child tax credit ($220), Oklahoma earned income credit ($62), for $1,238 owed.
Local income tax
None figured on the Oklahoma return.
Examples assume wages only, the standard deduction and no other income. See what comes out of each check in the Oklahoma paycheck calculator.
More for Oklahoma: Oklahoma paycheck calculator · Oklahoma mortgage calculator · Oklahoma home affordability calculator
Income tax calculators for other states
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How this is calculated
Federal return
The 2026 Form 1040: standard or itemized deduction, the new Schedule 1-A deductions, tax rates, child tax credit, child and dependent care credit and EITC.
Oklahoma
Oklahoma's 2026 resident return: its starting point, Social Security and retirement adjustments, deductions, exemptions, rates and main credits.
Sources
Official Oklahoma tax guidance (2 sources), checked for 2026. 2026 rates are statutory; deduction, exemption and credit rules follow the 2025 Form 511 packet.
Sources
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Questions
How much Oklahoma income tax do I pay on $75,000?
About $2,831 for a single filer with only wage income and the standard deduction (3.8% of income), or $2,285 for a married couple filing jointly on the same income. Federal income tax on $75,000 for a single filer is about $7,676.
What is Oklahoma's top income tax rate in 2026?
4.5% on the highest incomes. At $75,000 of wages, each extra $1,000 adds about $45 of Oklahoma tax.
Does Oklahoma tax Social Security and retirement income?
Partly. A single retiree aged 67 with $30,000 of Social Security and $30,000 of pension or IRA withdrawals owes about $356 in Oklahoma income tax in 2026. Exclusions depend on age, income and the type of retirement income.