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 Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids.