Tax Calculator
Estimate your income tax using marginal tax brackets. Enter your taxable income to see your tax owed, effective rate, and marginal rate.
How the tax calculator Works
This tool uses the following formulas to compute results:
Tax = sum of (income in bracket × bracket rate) across all bracketsMarginal rate = rate of your highest bracketEffective rate = Total tax / Total income × 100
About Tax Calculator
Estimate your income tax using marginal tax brackets. Enter your taxable income to see your tax owed, effective rate, and marginal rate.
Use the inputs above to calculate your result instantly. Results update automatically as you type. All calculations happen in your browser, so your data is never sent to a server.
Frequently Asked Questions
What is a marginal tax rate?
Your marginal rate is the tax rate applied to your next dollar of income. Only income within each bracket is taxed at that bracket's rate.
Is this calculator accurate for my country?
This calculator uses simplified US-style progressive brackets. Local tax laws, deductions, and credits vary—consult a tax professional for filing.
What is taxable income?
Taxable income is your gross income minus deductions and exemptions. It's the amount actually subject to tax.
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