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 Making a Charitable Gift Did you know that there are benefits and limitations when you decide to donate stock? Learn more about your options. Year-End Charitable Gifting and You This article may help you maximize the benefits of your donation for your chosen charity. Consider These 3 Things Before Driving Off the Lot Here are 3 quick tips to keep in mind when buying or leasing your next vehicle.