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 A Living Trust Primer Living trusts are popular, but their appropriateness will depend upon your individual needs and objectives. A House Divided By understanding a few key concepts during a divorce, you may be able to avoid common pitfalls. Bull and Bear Go To Market Learn about the difference between bulls and bears—markets, that is!