Tax Bracket Calculator
Calculate marginal and effective tax rates across different income levels and filing statuses
About this calculator
The Tax Bracket Calculator helps you determine your marginal and effective tax rates based on your income level and filing status. This tool is essential for tax planning, understanding how much of your income goes to federal taxes, and making informed financial decisions. By calculating both your marginal rate (the tax rate on your last dollar earned) and effective rate (your overall tax percentage), you can better plan for tax obligations, evaluate salary increases, and optimize your tax strategy throughout the year.
How to use
Enter your annual taxable income and select your filing status (single, married filing jointly, married filing separately, or head of household). The calculator will automatically determine which tax brackets apply to your income and compute both your marginal tax rate and effective tax rate, showing you exactly how federal income taxes impact your finances.
Frequently asked questions
What's the difference between marginal and effective tax rates?
Marginal tax rate is the percentage paid on your last dollar earned, while effective tax rate is your total tax divided by total income.
Does this calculator include state taxes?
No, this calculator only computes federal income tax rates. State tax rates vary by location and should be calculated separately.
How often do tax brackets change?
Tax brackets are typically adjusted annually for inflation by the IRS, with rates and income thresholds updated each tax year.