US Tax Bracket Calculator 2026
Calculate your exact federal income tax using 2025 IRS brackets. See your total tax, effective rate, marginal rate, and a full breakdown of how much you pay in each bracket — free and private.
How the US Tax Bracket System Works
The United States federal income tax system is progressive and marginal. This means only the dollars within each bracket are taxed at that bracket's rate — not your entire income. A common misconception is that earning more could put you in a higher bracket and leave you with less money. That is mathematically impossible: crossing into a higher bracket only affects the dollars above the threshold.
For example, a single filer earning $60,000 in 2025 pays: 10% on the first $11,925 ($1,192.50), 12% on the next $36,550 ($4,386), and 22% on the remaining $11,525 ($2,535.50). Total tax: $8,114. Effective rate: 13.5%, even though the marginal rate is 22%.
2025 Federal Tax Brackets by Filing Status
The IRS adjusts tax brackets annually for inflation. For tax year 2025 (returns filed in 2026), there are seven brackets: 10%, 12%, 22%, 24%, 32%, 35%, and 37%. The thresholds vary by filing status:
- Single / Married Filing Separately: 10% up to $11,925 — 37% above $626,350
- Married Filing Jointly: 10% up to $23,850 — 37% above $751,600
- Head of Household: 10% up to $17,000 — 37% above $626,350
Married filing jointly brackets are roughly double the single filer thresholds, which is often called the "marriage bonus" for couples who have disparate incomes. Couples with similar incomes may experience a "marriage penalty" at higher income levels.
Effective Rate vs. Marginal Rate Explained
Your marginal rate is the tax rate on your last dollar of income — the top bracket you enter. Your effective rate is your total tax divided by your total taxable income. These numbers can differ dramatically. A person earning $200,000 (single) has a marginal rate of 32%, but an effective rate of roughly 22%.
Financial decisions should be made based on your marginal rate, not your effective rate. When evaluating whether to contribute to a traditional IRA (pre-tax), make a Roth conversion, take on freelance income, or claim deductions, the marginal rate tells you the actual tax impact of each additional dollar. Based on 2025 IRS Publication 15-T and Revenue Procedure 2024-40. Last updated: April 2026.
How to Reduce Your Federal Tax Bill
Reducing taxable income is the most direct way to lower your federal tax. Key strategies include: maximizing 401(k) and IRA contributions (which reduce taxable income dollar-for-dollar), claiming the standard deduction vs. itemizing (whichever is higher), taking above-the-line deductions for student loan interest and HSA contributions, and timing income and deductions across years when possible. Each $1,000 reduction in taxable income saves you $220 if you're in the 22% bracket, or $320 in the 32% bracket.
Worked Example: Tax Bracket Calculator on $90,000 Taxable Income (Single)
Suppose a single filer has $90,000 of taxable income (after the $15,000 standard deduction) for tax year 2025. The IRS brackets stack like a staircase: 10% on the first $11,925 = $1,192.50, 12% on the next $36,550 ($11,926–$48,475) = $4,386.00, 22% on the remaining $41,525 ($48,476–$90,000) = $9,135.50. Total federal income tax = $14,714.00. The marginal rate is 22% (the top bracket touched) but the effective rate is only $14,714 ÷ $90,000 = 16.3%. A common mistake is multiplying $90,000 × 22% = $19,800 — that's $5,086 too high because the bracket system only applies 22% to the portion ABOVE $48,475, not the entire income. The IRS publishes the 2025 brackets in Revenue Procedure 2024-40.
Tax Bracket Calculator and the OBBB 2026 Bracket Update
The One Big Beautiful Bill Act (OBBB), signed in 2025, made the Tax Cuts and Jobs Act (TCJA) rate brackets permanent — the 2026 brackets do NOT revert to the pre-TCJA structure (10/15/25/28/33/35/39.6%) that was previously scheduled to return on January 1, 2026. This is a meaningful change: a single filer with $200,000 taxable income would have faced a 33% bracket under pre-TCJA but now stays at 24% under the permanent OBBB rates per the IRS 2026 guidance and Rev. Proc. 2025-32. The seven-rate structure (10/12/22/24/32/35/37%) is now locked in. This tax bracket calculator uses the post-OBBB rates by default. The bracket thresholds still adjust for inflation each year — wider 2026 thresholds (roughly 2.5–3% above 2025) deliver a modest tax cut for the same nominal income, even though the rates themselves are unchanged. If you were modeling a pre-OBBB sunset scenario for retirement planning, recalculate now — the 2026 cliff was eliminated, not delayed.
2025 vs 2026 Tax Brackets: Which Year Applies To You?
The calculator above uses the IRS 2025 brackets (Rev. Proc. 2024-40), which apply to income earned January 1 – December 31, 2025 and reported on your return filed by April 15, 2026. For 2026 tax-year income (earned in 2026, reported by April 15, 2027), the IRS publishes inflation-adjusted brackets via Publication 15-T and Revenue Procedure 2025-32 — the thresholds shift up by roughly 2.5–3% to track CPI, but the seven-rate structure (10/12/22/24/32/35/37%) remains identical because rate brackets are set by statute.
Practical rule: if you're checking your tax owed RIGHT NOW for income you've already earned in 2025, use this calculator unchanged. If you're projecting 2026 income (e.g., a raise, side income, freelance estimate), the dollar amount of tax will be slightly lower because the brackets are wider. The Tax Foundation maintains side-by-side comparisons at taxfoundation.org. Updated 2026-07-06.
Tax Bracket Calculator for Capital Gains and Qualified Dividends in 2026
Long-term capital gains and qualified dividends run on a separate three-rate bracket structure (0% / 15% / 20%), not the seven-rate ordinary income table this tax bracket calculator uses. For 2026, per IRS Revenue Procedure 2025-32: single filers pay 0% on long-term gains up to $48,350, 15% up to $533,400, and 20% above; married filing jointly pays 0% up to $96,700, 15% up to $600,050, and 20% above. Practical impact: a retiree with $50,000 in qualified dividends and no other income owes ZERO federal tax on the dividends, because the entire amount fits under the 0% single-filer threshold. Above the 20% bracket, the 3.8% Net Investment Income Tax (NIIT) kicks in for single filers earning over $200,000 AGI ($250,000 MFJ), pushing the effective top rate on investment income to 23.8%. This ordinary-income tax bracket calculator does not model gains — use it for wages, self-employment, and interest income only.