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 Earnings for All Seasons Earnings season can move markets. What is it and why is it important? How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. Will Power Preparing for the eventual distribution of your assets may not sound enticing. But a will puts the power in your hands.