Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources. A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. Tax Changes You Need to Know About for 2022 Use this article to stay informed about several IRS changes for the 2022 tax year.