Federal Income Tax Calculator
Estimate federal income tax from gross or taxable income using U.S.
filing status and deduction assumptions.
Results show tax, effective tax rate, and marginal tax bracket.
Estimated federal income tax$9,870
Estimated tax$9,870
Taxable income$68,900
Effective rate11.61%
Marginal rate22%
| 10% bracket | $1,240 | $12,400 taxed at 10% |
|---|---|---|
| 12% bracket | $4,560 | $38,000 taxed at 12% |
| 22% bracket | $4,070 | $18,500 taxed at 22% |
Assumptions
- Uses progressive U.S. federal tax brackets from the centralized tax data module.
How this calculator works
Formula used
Federal tax is calculated by applying progressive tax rates to taxable income after deductions.
Example calculation
A single filer with $75,000 gross income and the standard deduction is taxed only on income above the standard deduction.
Federal Income Tax Calculator FAQ
Are these tax calculators official IRS tools?
No. These calculators are educational estimators for U.S. planning. They do not replace IRS forms, payroll software, a CPA, or legal advice.
Why might my actual paycheck or tax bill be different?
Actual results can change because of credits, pre-tax benefits, local taxes, payroll timing, itemized deductions, employer setup, and updated federal or state rules.