Federal Tax Calculator

USA Income Tax Estimator · Tax Brackets

Updated for
Enter Your Details
Annual Income ($)
Filing Status
Based on official federal tax brackets. Standard deduction not included.
Your Tax Breakdown
Tax Calculation Breakdown
Tax Brackets
Current Year Brackets
Updated with latest federal marginal tax rates for accurate calculation.
All Filing Statuses
Single, Married Joint, Married Separate, and Head of Household.
Marginal & Effective Rate
See both your top marginal bracket and your average tax rate.

Frequently Asked Questions

How is federal tax calculated?
Federal tax uses marginal brackets. Different portions of your income are taxed at different rates. For single filers: 10% on first $11,000, 12% on $11,001-$44,725, and so on.
What's the difference between marginal and effective rate?
Marginal rate is the tax rate on your last dollar earned. Effective rate is your total tax divided by total income - your actual average tax rate.
Does this include standard deduction?
This calculator shows gross tax before deductions. Use for planning and estimation purposes.
Is this calculator free?
100% free! No registration, no hidden costs. Use it for all your tax planning needs.
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Federal Tax Calculator - Estimate Your Income Tax

Our Federal Tax Calculator helps you estimate your US federal income tax for the current year. Simply enter your annual income and filing status to see your estimated tax, after-tax income, marginal tax rate, and effective tax rate.

How it works: The calculator uses official federal tax brackets. Income is taxed progressively - lower rates on early dollars, higher rates as income increases. We show you exactly how much tax you pay in each bracket.

Perfect for: Tax planning, salary negotiations, retirement planning, comparing filing statuses, and understanding your tax situation better.