Federal Income Tax Calculator

Use our free Federal Income Tax Calculator to estimate your federal income tax based on your annual income, filing status, standard deduction, and qualifying children. This calculator can help you estimate your 2026 federal income tax, understand your taxable income, see your estimated tax liability, and get a better idea of how much of your income you may keep after federal income taxes.

Whether you are filing as Single, Married Filing Jointly, Married Filing Separately, or Head of Household, our federal tax calculator provides a quick estimate using the applicable federal income tax brackets and tax rates.

Enter your information below to calculate your estimated federal income tax, effective tax rate, standard deduction, taxable income, and available Child Tax Credit.

This calculator is designed as a simple tax planning tool for employees, families, and individuals who want to estimate their federal tax liability before filing a tax return.

Important: This is an estimate and does not replace a complete federal tax return calculation. Your actual tax liability can be affected by additional deductions, tax credits, income sources, withholding, and other factors.

2026 Federal Income Tax Calculator

Estimate your 2026 federal income tax, dependent credits, marginal tax bracket, and possible refund or balance due.

Income
$
Enter wages and other ordinary taxable income before adjustments and deductions. Do not include tax-exempt income.
$
Enter income earned from working, such as wages or eligible net self-employment earnings. This is used only for the simplified refundable Child Tax Credit estimate.
$
Optional adjustments that reduce adjusted gross income.
Deductions
Dependents
Enter only children who are expected to meet all Child Tax Credit eligibility requirements, including age, relationship, residency, support, dependent and Social Security number rules.
Enter dependents who may qualify for the Credit for Other Dependents but not the Child Tax Credit.
Payments
$
Enter federal income tax withheld from paychecks or other income. Do not include Social Security or Medicare tax.

Estimated Results

Adjusted gross income $0
Deduction used $0
Taxable income $0
Federal income tax before credits $0
Available dependent credits $0
Nonrefundable credits used $0
Estimated Additional Child Tax Credit $0
Estimated federal tax after credits $0
Marginal tax bracket 0%
Effective federal income tax rate 0%
Estimated result $0
Dependent credit requirements

Entering a dependent does not automatically establish eligibility. The Child Tax Credit and Credit for Other Dependents have detailed age, relationship, residency, support, identification-number and dependency requirements.

Important: This calculator provides a simplified educational estimate. It does not calculate the Earned Income Tax Credit, Child and Dependent Care Credit, education credits, Premium Tax Credit, self-employment tax, capital-gains rates, net investment income tax, alternative minimum tax, qualified business income deduction, special senior deduction, state taxes, estimated-tax penalties or every Child Tax Credit and Additional Child Tax Credit rule. Actual tax and refund amounts may differ substantially. Results are not tax, legal, accounting or financial advice.

Disclaimer: This calculator provides an estimate of federal income tax based on the information entered and is intended for general informational purposes only. It does not constitute tax, legal, or financial advice. Actual tax liability may vary depending on your individual circumstances, deductions, credits, filing status, income sources, and other factors. Tax laws and rates may change. For advice regarding your specific situation, consult a qualified tax professional.