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 The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route. The Economic Journey of Your Morning Coffee Few contemplate the complex journey that brought their coffee from farm to kitchen table. Creative Ways to Motivate Your Employees Five creative (and inexpensive) ideas for motivating your employees.