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 Question Thank you! Oops! Related Content Prevent a Rift: Money Tips for Newlyweds Couples may be able to head off many of the problems in a marriage that money can cause. Estate Management Checklist Is your estate in order? This short quiz may help you assess your overall strategy. Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit?