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 Putting a Price Tag On Your Health Being healthy not only makes you feel good, it may also help you financially. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. Your Changing Definition of Risk in Retirement A change in your mindset during retirement may drive changes to your portfolio.