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 Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them. All Muni Bonds Are Not Created Equal Gaining a better understanding of municipal bonds makes more sense than ever. Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter.