Estimate federal and state income taxes, capital gains, self-employment tax, and refunds.
Calculate your federal income tax liability using 2025 tax brackets, standard or itemized deductions, and see your effective and marginal tax rates.
Estimate your state income tax using a flat rate approximation. Enter your gross income and state tax rate to see your after-tax income instantly.
Calculate short-term and long-term capital gains taxes on investments. See how holding period, filing status, and ordinary income affect your tax bill.
Estimate your self-employment tax including Social Security and Medicare contributions. See the deductible half and your effective SE tax rate.
Estimate whether you will receive a federal tax refund or owe money. Compare your total withholding to your projected tax liability.
Our income tax calculators help you make informed financial decisions. Each tool uses current rates and proven financial formulas to give you accurate, actionable results. Whether you're planning a major purchase, comparing options, or simply trying to understand your finances better, these free tools are here to help.
Income tax calculators apply current federal tax brackets, standard or itemized deductions, and filing status to estimate your liability. State tax rules are layered on top. The result shows your effective tax rate, marginal rate, and estimated refund or amount owed.