2026 Oklahoma State Income Tax Brackets — Single Filer
Oklahoma 2026 has 6 single filer brackets: 0.25% / 0.75% / 1.75% / 2.75% / 3.75% / 4.75%. Standard deduction $7,350. Top rate hits at $7,200 — most professionals pay 4.75% on most income.
Updated April 2026 · Oklahoma Tax Commission 2026 rate schedule
Oklahoma 2026 single filer tax bracket schedule
| Bracket | Income range | Rate | Tax on max in bracket |
|---|---|---|---|
| 1 | $0 – $1,000 | 0.25% | $3 |
| 2 | $1,001 – $2,500 | 0.75% | $11 |
| 3 | $2,501 – $3,750 | 1.75% | $22 |
| 4 | $3,751 – $4,900 | 2.75% | $32 |
| 5 | $4,901 – $7,200 | 3.75% | $86 |
| 6 | $7,201+ | 4.75% | — |
Top 4.75% rate kicks in at $7,200 — meaning most of your income falls in the top bracket once you earn ~$15k+. Effective rate stays moderate due to bracket structure.
Oklahoma tax estimate by income (single filer)
| Gross income | Std deduction | Taxable | OK state tax | Effective rate |
|---|---|---|---|---|
| $30,000 | $7,350 | $22,650 | $887 | 2.96% |
| $45,000 | $7,350 | $37,650 | $1,600 | 3.55% |
| $65,000 | $7,350 | $57,650 | $2,550 | 3.92% |
| $85,000 | $7,350 | $77,650 | $3,500 | 4.12% |
| $125,000 | $7,350 | $117,650 | $5,400 | 4.32% |
| $200,000 | $7,350 | $192,650 | $8,962 | 4.48% |
Frequently asked questions
What are the Oklahoma state income tax brackets for single filers in 2026?▼
Oklahoma 2026 single filer income tax brackets per Oklahoma Tax Commission: 0.25% on first $1,000. 0.75% on $1,001 to $2,500. 1.75% on $2,501 to $3,750. 2.75% on $3,751 to $4,900. 3.75% on $4,901 to $7,200. 4.75% (top rate) on income above $7,200. Oklahoma uses a 6-bracket structure, but the steep progression hits 4.75% top rate at just $7,200 — meaning most working professionals pay the top rate on most of their income. Effective state tax rate for $50k-$100k single earners: ~3.5-4.0% after standard deduction.
What is the Oklahoma standard deduction for single filers in 2026?▼
Oklahoma 2026 single filer standard deduction: $7,350. This is well below the federal $15,000 single filer standard deduction. Oklahoma allows itemizing on the state return, but it must mirror federal Schedule A — you can't mix-and-match. Most Oklahoma single filers earning $40k-$120k take the standard. Itemizing helps mainly: high-mortgage-interest filers ($300k+ loans), high-charitable givers, or filers with $5k+ unreimbursed medical. The $7,350 OK standard is one of the lower in the nation, alongside states like Wisconsin and Maryland.
How much state income tax will I pay in Oklahoma on $45k, $65k, $85k single filer salary?▼
Oklahoma 2026 state tax estimates for single filer (post $7,350 standard deduction): $45,000 income — taxable $37,650, state tax ~$1,600 (effective rate 3.55%). $65,000 — taxable $57,650, state tax ~$2,550 (effective 3.92%). $85,000 — taxable $77,650, state tax ~$3,500 (effective 4.12%). $125,000 — taxable $117,650, state tax ~$5,400 (effective 4.32%). Add federal tax (12-22% bracket) + FICA 7.65%.
How does Oklahoma compare to neighboring Texas, Arkansas, Kansas?▼
Single filer state tax comparison 2026 on $65,000 income: Oklahoma: state tax ~$2,290 (3.52% effective). Texas: $0 (no state income tax). Arkansas: state tax ~$2,800 (4.31% effective — top rate 4.40% post-2024 reform). Kansas: state tax ~$3,150 (4.85% effective). Missouri: state tax ~$2,950 (4.54% effective). Colorado (north): state tax ~$2,860 (4.40% effective — flat tax). New Mexico (west): state tax ~$2,950 (4.54% effective at this bracket). Oklahoma's 4.75% top rate is one of the lower in the region — only Texas (zero) is materially better. Texas trade-off: zero income tax but property tax 2.0%+ effective vs Oklahoma 0.74%. Oklahoma overall tax burden is the lower of all 7 nearby states for typical earners.
Are Oklahoma tax rates changing in 2026 or 2027?▼
Oklahoma legislature has discussed (but not yet enacted as of April 2026) further tax bracket compression. Current 2026 schedule: 6 brackets topping at 4.75%. Recent history: top rate was 5.00% pre-2022, reduced to 4.75% effective 2022. Several Oklahoma legislators have proposed elimination of state income tax entirely (HB 2950, 2024 session) — would phase out via revenue triggers but did not pass. Realistic 2026-2027 outlook: top rate may drop to 4.50% if revenue triggers met (Oklahoma Constitution Article 5 Section 33 requires balanced budget). Watch Oklahoma legislative session January-May 2027 for tax reform bills. For now, plan with current 4.75% top rate.
What credits and deductions can Oklahoma single filers claim?▼
Top Oklahoma single filer tax credits/deductions 2026: (1) Earned Income Credit — 5% of federal EIC. Refundable. (2) Child Tax Credit — $5 per qualifying child or dependent (modest). (3) Sales Tax Relief Credit — refundable $40 per exemption for low-income filers (under $12,000 single AGI). (4) Oklahoma 529 Plan deduction — up to $10,000 single per year. (5) Pass-Through Entity Tax (PTET) for S-corp/LLC owners — workaround for federal SALT cap. (6) Federal income tax deduction — pre-2022 was allowed, eliminated by 2022 reform. (7) Mortgage interest, charitable, medical — must itemize on federal AND Oklahoma. (8) Veteran Income Exclusion — up to $25,000 for active-duty military pay. (9) Retirement income exclusion — $10,000 for various pensions for retirees 65+. Credits are limited compared to neighbor states like Texas (zero tax) and Kansas (more aggressive credits).
When are Oklahoma state taxes due in 2026?▼
Oklahoma 2026 tax filing deadlines: Tax year 2025 returns due April 15, 2026 (Wednesday — same as federal). Oklahoma grants automatic extension to October 15, 2026 if you file federal Form 4868 — Oklahoma honors federal extension. Estimated quarterly payments for 2026 tax year (if owe >$500 in tax): Q1 due April 15, 2026. Q2 June 15, 2026. Q3 September 15, 2026. Q4 January 15, 2027. Oklahoma Tax Commission OkTAP portal handles e-file + payments. Direct deposit refunds 4-6 weeks; paper checks 8-12 weeks. OK offers IRS Free File partnership for income <$79,000.
What is the take-home pay on a $65,000 Oklahoma single filer salary?▼
Oklahoma 2026 take-home calculation, $65,000 single filer: Federal income tax (post $15,000 federal standard deduction): ~$50,000 taxable, federal tax ~$5,890 (effectively 9.1% on gross). Oklahoma state tax: ~$2,550 (post $7,350 OK standard deduction). FICA (Social Security 6.2% + Medicare 1.45%): $4,973. Total federal + state + FICA: ~$13,200. Take-home: ~$51,800/year, or $4,317/month. Add 401(k) contributions (typical 6-10%) reducing gross by $3,900-$6,500: take-home roughly $46,200-$50,200 net depending on benefit elections. Pre-tax health insurance another $1,200-$3,600/year reduction. Oklahoma's modest 4.75% top rate keeps more dollars in your pocket vs neighbor states like Kansas (5.7%) or Iowa (3.8% post-2026 flat).