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 Are You Ready for Your Portfolio to Make a Difference? Learn about the rise of Impact Investing and how it may benefit you. Retirement Questions That Have Nothing to Do With Money Things to consider before retirement. Bursting the Bubble Tulips were the first, but they won’t be the last. What forms a “bubble” and what causes them to burst?