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 An Overview of Renter’s Insurance Don’t overlook the need for renter’s insurance if you rent your home. A Taxing Story: Capital Gains and Losses Understanding how capital gains are taxed may help you refine your investment strategies. Problems with Probate Probate can be a completely public process, or it can be managed to include as little information as possible.