1040 Tax Calculator

Estimate your federal income tax liability using this 1040 tax calculator. This tool helps you calculate your tax brackets, deductions, credits and more for Form 1040 based on current tax rates.

Deductions

Credits

Your Tax Summary

Taxable Income: $0.00
Deductions: $0.00
Tax Before Credits: $0.00
Credits: $0.00
Estimated Tax Owed: $0.00

Your Tax Breakdown

About 1040 Tax Calculator

The 1040 Tax Calculator helps you estimate your federal income tax liability based on your filing status, income, deductions, and credits. This calculator uses the current tax brackets and standard deduction amounts to provide an accurate estimate of what you might owe or receive as a refund.

How Federal Income Tax Works

The U.S. federal income tax is a progressive tax system, which means that different portions of your income are taxed at different rates. As your income increases, the tax rate on each additional dollar of income increases. The tax brackets are adjusted annually for inflation.

Standard Deduction vs. Itemized Deductions

Taxpayers can choose between taking the standard deduction or itemizing their deductions:

Tax Credits

Tax credits directly reduce the amount of tax you owe, dollar for dollar. Common tax credits include: