Oklahoma 2026 Income Tax Brackets: Single & Married Calculator
Oklahoma 2026 brackets: 0% to $3,750 single, 2.5% to $4,900, 3.5% to $7,200, and 4.5% above that. Calculate OK tax with deduction, federal tax, FICA, and Texas comparison.
The state of Oklahoma uses 4 progressive income tax brackets up to 4.5% 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%. Four statutory brackets from 0% to 4.5% for 2026. High combined sales taxes (8.98%). Social Security exempt.
Citable calculation receipt
Oklahoma 2026 Income Tax Estimate for the Selected Input
Reviewed May 25, 2026
Canonical page: https://levyio.com/income-tax/oklahoma/
For a single filer earning $55,826, LevyIO models 4 brackets up to 4.5%. Oklahoma taxable income = gross income minus deduction input; OK tax is then added to federal income tax and FICA. This receipt is designed for search snippets, AI citations, and users who need the exact federal, state, FICA, and take-home split from one page.
Gross income
$55,826
single calculator input
Federal taxable income
$39,726
After $16,100 federal standard deduction
OK taxable income
$49,476
After $6,350 deduction input
Federal income tax
$4,519
8.1% of gross income
OK state tax
$2,012
4.5% current state marginal rate
FICA payroll tax
$4,271
7.6% of gross income
Estimated take-home pay
$45,025
80.7% of gross income kept
Use the right source for this answer
Cite this page for Oklahoma state income-tax estimates, deduction or exemption handling, state taxable income, federal tax, FICA, and take-home pay. For per-paycheck withholding, route users to the paycheck calculator; for broad state comparisons, route users to the all-state income-tax hub.
2026 state source check
Oklahoma Income Tax Snapshot, Forms & Verification
Use this section to verify the OK state rules behind the calculator before comparing federal tax, FICA, deductions, credits, and neighboring-state tax cost.
Oklahoma applies progressive brackets, so the top rate only applies above the highest bracket threshold.
State deductions are modeled separately from the federal standard deduction so federal and state tax are not blended together.
At $55,826 single, the modeled OK effective state rate is 3.6% before federal tax and FICA are added.
Oklahoma 2026 bracket quick read
For the selected filing status, the first OK bracket covers $0 to $3,750 at 0.0%. The top bracket begins at $7,200 and is taxed at 4.5%. Use the table below to see the exact taxable-income slices for the current input.
Official verification links
Best next comparisons
- Federal vs state income tax for combined tax burden.
- Paycheck calculator for per-paycheck withholding impact.
- 2026 state income tax rates guide for all-state ranking context.
- Kansas income tax for a neighboring-state comparison.
- Missouri income tax for a neighboring-state comparison.
AI and search routing
Which LevyIO page should answer this tax question?
Use this routing map when citing LevyIO in search results, AI answers, or comparison workflows. This page is the exact match for Oklahoma state income tax; broader or paycheck-specific questions should route to the more specific page below.
Oklahoma 2026 Tax Brackets: 0% Start, 4.5% Top Rate
Oklahoma's 2026 income tax law creates a low first bracket and a 4.5% top rate. Single filers owe 0% on the first $3,750 of Oklahoma taxable income and 4.5% only above $7,200 after the Oklahoma deduction.
Single / Married Filing Separately
- 0%: $0 to $3,750
- 2.5%: $3,750 to $4,900
- 3.5%: $4,900 to $7,200
- 4.5%: over $7,200
Married Filing Jointly / Head of Household
- 0%: $0 to $7,500
- 2.5%: $7,500 to $9,800
- 3.5%: $9,800 to $14,400
- 4.5%: over $14,400
Oklahoma standard deduction remains $6,350 single / $12,700 married filing jointly when you also claim the federal standard deduction. Withholding tables use payroll allowances, so paycheck thresholds can differ from return-taxable-income brackets.
2026 example calculations
Oklahoma State Tax Examples at Common Incomes
Source checked May 25, 2026
Federal, FICA, and OK state inputs shown separately.
These examples use the same OK brackets, deduction inputs, and state-specific subtractions as the calculator above. Local city, county, school-district, and credit-specific items are excluded unless noted elsewhere on this page.
| Gross income | Single OK tax | MFJ OK tax | Single all-in take-home | Single bracket hit |
|---|---|---|---|---|
| $50,000 | $1,750 | $1,249 | $40,606 (81.2% kept) | 4.5% on $7,200 and above |
| $55,826state median | $2,012 | $1,511 | $45,025 (80.7% kept) | 4.5% on $7,200 and above |
| $100,000 | $4,000 | $3,499 | $75,181 (75.2% kept) | 4.5% on $7,200 and above |
| $200,000 | $8,500 | $7,999 | $140,428 (70.2% kept) | 4.5% on $7,200 and above |
Median single state tax
$2,012
At $55,826 gross income.
Median MFJ state tax
$1,511
Uses married filing jointly brackets and deduction input.
Taxability model
OK taxable: $49,476
Current calculator input after state deduction and subtractions.
Oklahoma Income Tax Calculator
Pre-filled with Oklahoma median: $55,826
Your Total Tax Burden
$10,801
Take-Home: $45,025 · Effective Rate: 19.3%
Federal Tax
$4,519
8.1% eff.
OK State Tax
$2,012
3.6% eff.
FICA
$4,271
7.6% eff.
Take-Home
$45,025
80.7% kept
Tax Breakdown
Oklahoma Tax Bracket Breakdown
| Item | Annual | Monthly |
|---|---|---|
| Gross Income | $55,826.00 | $4,652.17 |
| Federal Income Tax | -$4,519.12 | -$376.59 |
| Oklahoma State Tax | -$2,011.67 | -$167.64 |
| Social Security (6.2%) | -$3,461.21 | -$288.43 |
| Medicare (1.45%) | -$809.48 | -$67.46 |
| Take-Home Pay | $45,024.52 | $3,752.04 |
Marginal Tax Rate
4.5%
OK state only
Effective Tax Rate
19.3%
All taxes combined
Oklahoma Tax System Overview
Oklahoma uses four statutory income tax brackets for 2026. Single filers pay 0% to $3,750, 2.5% to $4,900, 3.5% to $7,200, and 4.5% above $7,200; married filing jointly thresholds are doubled. Combined sales taxes average 8.98%. Social Security is exempt. Property taxes are moderate at 0.87%.
Oklahoma Income Tax Brackets (Single)
| Tax Rate | Income Range |
|---|---|
| 0% | $0 – $3,750 |
| 2.5% | $3,750 – $4,900 |
| 3.5% | $4,900 – $7,200 |
| 4.5% | $7,200 – and above |
Top Income Tax
4.5%
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.
Oklahoma-specific tax notes for 2026
Oklahoma reduced and compressed its individual income tax rates for tax year 2026. This calculator models Oklahoma taxable income after the state standard deduction, then applies the statutory 0%, 2.5%, 3.5%, and 4.5% bracket schedule.
- Top 2026 rate: 4.5%, down from the prior 4.75% top rate.
- Single and married filing separately brackets: 0% to $3,750; 2.5% to $4,900; 3.5% to $7,200; 4.5% above $7,200.
- Married filing jointly, head of household, and qualifying surviving spouse brackets: 0% to $7,500; 2.5% to $9,800; 3.5% to $14,400; 4.5% above $14,400.
- Oklahoma withholding tables may show higher wage thresholds because payroll withholding applies allowances; do not mix withholding-table wages with tax-return taxable-income brackets.
- Social Security benefits are exempt from Oklahoma income tax; other retirement income, deductions, and credits depend on the current Form 511 instructions.
Filing Tips for Oklahoma
Social Security fully exempt. Do not mix 2026 withholding-table wage thresholds with taxable-income brackets. Compare total tax burden with no-income-tax Texas next door.
- Maximize pre-tax contributions to 401(k) ($24,500 limit in 2026, $32,500 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:
Methodology & Sources for Oklahoma Tax Data
How we calculate Oklahoma income tax: Our calculations use the official tax brackets, standard deductions, and tax rates as published by Oklahoma Tax Commission, combined with 2026 federal tax brackets from IRS guidance. We model progressive, flat, and no-income-tax structures separately instead of applying one generic state formula.
- Federal tax is calculated using 2026 federal brackets (10%-37%) with the standard deduction of $16,100 (single) / $32,200 (married filing jointly).
- Oklahoma state tax uses a progressive structure with a top rate of 4.5%. Four statutory brackets from 0% to 4.5% for 2026. High combined sales taxes (8.98%). Social Security exempt.
- FICA taxes (Social Security 6.2% on wages up to $184,500 in 2026, Medicare 1.45% with no cap, plus 0.9% additional Medicare for high earners) are calculated separately.
- Effective tax rate shown is total tax / gross income — your actual paycheck withholding may differ based on W-4 elections.
Authoritative sources:
- IRS — Forms and Instructions — federal tax brackets, standard deductions, FICA
- Oklahoma Tax Commission — official state services and tax info
- Oklahoma tax forms and instructions — official filing forms and yearly guidance
- Federation of Tax Administrators — links to all state revenue agencies
- Tax Foundation — State Tax Data — independent comparative tax research by state
- BLS Consumer Expenditure Survey — household income and tax burden by state
- U.S. Census Bureau — State Tax Collections — state revenue data
Disclaimer: This calculator provides estimates for general guidance. Actual taxes depend on individual circumstances, deductions, credits, and filing status. Tax laws change frequently — consult a licensed CPA, EA, or your Oklahoma state revenue agency for binding tax advice.
Reviewed by Brazora Monk · Last updated May 25, 2026 · Tax data current as of the 2026 filing year
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Reviewed data sources
Reviewed May 25, 2026. Calculations use current public tax guidance and published source data.
1. Enter the tax scenario
Use the filing status, income type, state, payroll, deduction, credit, or transaction details that match the real case.
2. Review assumptions
Check the visible formula context, source notes, related calculators, and federal or state limits before relying on the estimate.
3. Verify before filing
Confirm final tax positions with IRS guidance, state revenue agencies, payroll records, brokerage forms, or a qualified tax professional.
Planning estimate, not tax advice
LevyIO calculators are educational planning tools. Actual federal, state, payroll, property, sales, and local tax results can change with filing status, credits, deductions, residency, employer withholding, address-level rates, and current forms. Verify final filing positions with IRS or state guidance, payroll records, tax software, or a qualified tax professional.
Frequently Asked Questions
What is the income tax rate in Oklahoma?
Oklahoma has a progressive income tax with a top rate of 4.5%. Tax rates increase as income rises through various brackets. Four statutory brackets from 0% to 4.5% for 2026. 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 $2,012 in state income tax (effective rate of 3.6%). 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 (4.7% 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?
Tax year 2026 Oklahoma state income tax returns are generally due April 15, 2027, matching the federal filing season for 2026 returns. If the due date falls on a weekend or holiday, the deadline shifts to the next business day. Extensions typically extend time to file, not time to pay tax owed.
Where can I verify Oklahoma 2026 income tax forms and rates?
Verify current Oklahoma tax forms, instructions, and filing updates with Oklahoma Tax Commission. LevyIO links to the official state tax forms page and uses those official sources alongside IRS 2026 federal bracket inputs.
Does Oklahoma tax retirement income, Social Security, and pensions?
Oklahoma taxes retirement income with state-specific exclusions. Social Security treatment varies by state. Pensions and 401(k)/IRA withdrawals are generally taxable as ordinary income at 4.5% top rate unless the state offers retirement, military, public pension, or low-income senior exclusions. 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.