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 TIPS for Inflation If you are concerned about inflation and expect short-term interest rates may increase, TIPS could be worth considering. Your DNA Test Preparing for the unexpected can make all the difference if your family relies on your income. Countdown to College Preparing for college means setting goals, staying focused, and tackling a few key milestones along the way.