Oklahoma Income Tax Calculator
Calculate your total tax burden in Oklahoma. See OK state income tax (4.75% top rate), federal tax, and FICA combined. Free, instant, private.
The state of Oklahoma uses 6 progressive income tax brackets up to 4.75% in 2026. State standard deduction: $6,350 single / $12,700 married. Stacks on federal tax (10%-37% across 7 brackets) and FICA (Social Security 6.2%, Medicare 1.45%). Property tax averages 0.87% and combined sales tax averages 8.98%. Six brackets 0.25%-4.75%. High combined sales taxes (8.98%). Social Security exempt.
Oklahoma Income Tax Calculator
Pre-filled with Oklahoma median: $55,826
Your Total Tax Burden
$11,093
Take-Home: $44,733 · Effective Rate: 19.9%
Federal Tax
$4,661
8.3% eff.
OK State Tax
$2,162
3.9% eff.
FICA
$4,271
7.6% eff.
Take-Home
$44,733
80.1% kept
Tax Breakdown
Oklahoma Tax Bracket Breakdown
| Item | Annual | Monthly |
|---|---|---|
| Gross Income | $55,826.00 | $4,652.17 |
| Federal Income Tax | -$4,660.62 | -$388.39 |
| Oklahoma State Tax | -$2,161.61 | -$180.13 |
| Social Security (6.2%) | -$3,461.21 | -$288.43 |
| Medicare (1.45%) | -$809.48 | -$67.46 |
| Take-Home Pay | $44,733.08 | $3,727.76 |
Marginal Tax Rate
4.75%
OK state only
Effective Tax Rate
19.9%
All taxes combined
Oklahoma Tax System Overview
Oklahoma has six brackets from 0.25% to 4.75%. Combined sales taxes average 8.98%. Social Security is exempt. Property taxes moderate at 0.87%.
Oklahoma Income Tax Brackets (Single)
| Tax Rate | Income Range |
|---|---|
| 0.25% | $0 – $1,000 |
| 0.75% | $1,000 – $2,500 |
| 1.75% | $2,500 – $3,750 |
| 2.75% | $3,750 – $4,900 |
| 3.75% | $4,900 – $7,200 |
| 4.75% | $7,200 – and above |
Top Income Tax
4.75%
Property Tax
0.87%
Sales Tax (Avg)
8.98%
Median Income
$55,826
Other Taxes in Oklahoma
Capital Gains Tax
Taxed as regular income
Property Tax
Average effective rate of 0.87%. On a $300,000 home, this equals approximately $2,610 per year, or $218 per month.
Sales Tax
State rate of 4.5%, with a combined average of 8.98% including local taxes.
Filing Tips for Oklahoma
Social Security fully exempt. Be aware of high combined sales taxes. Compare to no-income-tax Texas next door.
- Maximize pre-tax contributions to 401(k) ($23,500 limit in 2026, $31,000 if 50+) to reduce both federal and OK state taxable income.
- Use an HSA if you have a high-deductible health plan. Contributions ($4,400 individual, $8,750 family) are pre-tax and reduce your tax burden.
- Review your W-4. If you regularly get large refunds, adjust your withholding to keep more money in each paycheck throughout the year.
Compare Oklahoma to Nearby States
If you lived in a neighboring state instead, here is how your state tax would change on $55,826 income:
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Frequently Asked Questions
What is the income tax rate in Oklahoma?
Oklahoma has a progressive income tax with a top rate of 4.75%. Tax rates increase as income rises through various brackets. Six brackets 0.25%-4.75%. High combined sales taxes (8.98%). Social Security exempt.
How much state tax will I pay in Oklahoma on $55,826?
On income of $55,826 filing single in Oklahoma, you would pay approximately $2,162 in state income tax (effective rate of 3.9%). This is after the state standard deduction of $6,350.
Does Oklahoma tax capital gains?
Taxed as regular income. Capital gains treatment varies by state — some tax them as regular income while others offer exclusions or preferential rates.
How does Oklahoma compare to neighboring states for taxes?
Oklahoma's neighboring states include Kansas (5.7% top rate), Missouri (4.8% top rate), Arkansas (4.7% top rate). Property tax rates, sales taxes, and cost of living should also be considered when comparing overall tax burden. Use the calculator above to compare your specific tax liability across states.
What is the Oklahoma state income tax filing deadline for 2026?
Oklahoma state income tax returns are due April 15, 2026 (matching the federal deadline). If April 15 falls on a weekend or holiday, the deadline shifts to the next business day. Extensions: Oklahoma typically grants automatic 6-month extensions to October 15, 2026, but tax owed must still be paid by April 15 to avoid penalties.
Does Oklahoma tax retirement income, Social Security, and pensions?
Oklahoma taxes retirement income with state-specific exclusions. Social Security: only 11 states tax SS benefits in 2026 (CO, CT, KS, MN, MT, NM, RI, UT, VT, WV, MO partially); Oklahoma's treatment varies. Pensions and 401(k)/IRA withdrawals are generally taxable as ordinary income at 4.75% top rate, with possible exclusions for federal/military pensions or low-income seniors. Check Oklahoma's 2026 retirement income exclusion thresholds.
What deductions and credits are unique to Oklahoma in 2026?
Oklahoma offers standard deduction of $6,350 (single) / $12,700 (married). Additional state-specific items typically include: Oklahoma-specific tax credits (e.g., property tax credit, education credit, EITC supplement if available), retirement income exclusions, and state-conformity to federal deductions like SALT cap, mortgage interest, charitable contributions. Check Oklahoma's state tax form for the full list of state-specific credits in 2026.
If I work remotely in Oklahoma for an out-of-state employer, what tax do I pay?
As a Oklahoma resident working remotely for an out-of-state employer, the rules depend on reciprocity agreements. Reciprocity-pair states (PA-NJ, IL-IA, MI-OH, etc.) let you pay tax only to Oklahoma. Without reciprocity, you may pay tax to BOTH states, then claim a credit on Oklahoma's return for taxes paid to the work state. NY, PA-Philadelphia, and other "convenience of employer" jurisdictions can override these rules. Verify your employer's state tax setup.