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 How Boomers and Millennials Differ The YOLO Economy is a focus on experiences over material possessions, prompting Boomers to consider a similar mindset. A Living Trust Primer Living trusts are popular, but their appropriateness will depend upon your individual needs and objectives. What's New for Social Security? There have been a number of changes to Social Security that may affect you, especially if you are nearing retirement.