2025 Federal Income Tax Calculator

Enter your filing status and taxable income to see your total tax, effective rate, and marginal rate — calculated bracket by bracket.

Income after the standard or itemized deduction.

Your results

Total federal tax
$—
Effective rate
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Marginal rate
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Monthly equivalent
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After-tax income
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Bracket rateAmount in bracketTax in bracket

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How this calculator works

This calculator applies the official 2025 IRS federal income tax brackets to your taxable income — that is, your income after the standard deduction ($15,000 single, $30,000 married filing jointly, $22,500 head of household) or itemized deductions. Income is taxed in layers: each dollar is taxed only at the rate of the bracket it falls into, so your marginal rate (the rate on your last dollar) is almost always higher than your effective rate (your total tax divided by total income).