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 The Five Basics of Financial Literacy How literate are you when it comes to your finances? Brush up with these five basics. Building a Solid Financial Foundation Sustain financial well-being or create wealth through these actions. Inflation and the Real Rate of Return Learn about the role of inflation when considering your portfolio’s rate of return with this helpful article.