Understanding the 2026 US Federal Tax Brackets
The United States uses a progressive income tax system — meaning different portions of your income are taxed at different rates. A common misconception is that if you "move into a higher bracket," all your income is taxed at the higher rate. That is incorrect. Only the income within each bracket is taxed at that bracket's rate.
Example: A single filer earning $60,000 in 2026 pays 10% on the first $11,925, 12% on income from $11,925–$48,475, and 22% on income from $48,475–$60,000. The effective rate (total tax ÷ total income) is much lower than the marginal rate (22%).
Standard vs. Itemized Deductions in 2026
The standard deduction for 2026 is $15,000 (single), $30,000 (married filing jointly), $22,500 (head of household). You should itemize only if your deductible expenses exceed these amounts. Common itemized deductions: mortgage interest, state and local taxes (capped at $10,000), charitable contributions, and medical expenses above 7.5% of AGI.
How Pre-Tax Contributions Save Taxes
Every dollar contributed to a traditional 401k or HSA reduces your Adjusted Gross Income (AGI), which reduces your taxable income. If you're in the 22% bracket and contribute $10,000 to a 401k, you save $2,200 in federal taxes immediately — plus the state tax savings. This is why tax professionals universally recommend maximizing pre-tax retirement contributions.
Frequently Asked Questions
For 2026, the seven federal tax brackets are: 10% (up to $11,925 single / $23,850 MFJ), 12% ($11,926–$48,475 / $23,851–$96,950), 22% ($48,476–$103,350 / $96,951–$206,700), 24% ($103,351–$197,300 / $206,701–$394,600), 32% ($197,301–$250,525 / $394,601–$501,050), 35% ($250,526–$626,350 / $501,051–$751,600), 37% (over $626,350 / over $751,600).
The 2026 standard deduction is: $15,000 for single filers, $30,000 for married filing jointly, $15,000 for married filing separately, and $22,500 for head of household.
The marginal tax rate is the rate applied to your last dollar of income — the highest bracket you reach. The effective tax rate is your total tax owed divided by total income — your actual average rate, always lower than your marginal rate.
Pre-tax contributions to 401k, HSA, FSA, and health insurance premiums reduce your Adjusted Gross Income (AGI). If you earn $100,000 and contribute $10,000 to a 401k, you pay taxes on $90,000 — saving up to $2,200 in federal taxes at 22% marginal rate.
You should itemize only if your itemized deductions exceed your standard deduction. Common itemized deductions include mortgage interest, state and local taxes (capped at $10,000), charitable contributions, and medical expenses above 7.5% of AGI.
The SALT (State and Local Tax) deduction is capped at $10,000 per year ($5,000 for married filing separately). This includes state income taxes plus property taxes. High-tax states like California and New York residents are most affected by this cap.
This calculator covers federal income tax only. FICA taxes (Social Security 6.2% and Medicare 1.45%) are separate. Use our Paycheck Calculator for a complete gross-to-net breakdown including all withholdings.
Single: unmarried. Married Filing Jointly (MFJ): married couples filing together — usually most favorable. Married Filing Separately (MFS): married couples filing apart — rarely advantageous. Head of Household (HOH): unmarried with a qualifying dependent — gives a larger standard deduction than single.
Popular tax credits (which directly reduce tax owed, unlike deductions): Child Tax Credit ($2,000/child), Child and Dependent Care Credit, Earned Income Tax Credit, American Opportunity Tax Credit (education), and Retirement Savings Contribution Credit (Saver's Credit).
The Tax Cuts and Jobs Act of 2017 provisions were extended through 2025. For 2026 (tax year filing in April 2027), standard deductions, bracket thresholds, and other amounts are adjusted annually for inflation by the IRS.