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 Pullbacks, Corrections, and Bear Markets When the market experiences volatility, it may be a good time to review these common terms. Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education. Creative Ways to Motivate Your Employees Five creative (and inexpensive) ideas for motivating your employees.