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 Business Cycle How will you weather the ups and downs of the business cycle? When Should You Take Social Security Monthly Social Security payments differ substantially depending on when you start receiving benefits. Risk Perspective Is it possible to avoid loss? Not entirely, but you can attempt to manage risk.