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 Financial Literacy Crisis Many Americans are operating their personal finances with only the barest minimum of knowledge. Managing the Risk of Outliving Your Money Steps to help you sustain and grow your retirement savings. Making a Charitable Gift Did you know that there are benefits and limitations when you decide to donate stock? Learn more about your options.