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 Question Thank you! Oops! Related Content Saving for Retirement This calculator can help you estimate how much you may need to save for retirement. Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio. The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article.