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 Your Changing Definition of Risk in Retirement A change in your mindset during retirement may drive changes to your portfolio. Starting a Roth IRA for a Teen This early financial decision could prove helpful over time. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive.