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 The Economic Journey of Your Morning Coffee Few contemplate the complex journey that brought their coffee from farm to kitchen table. Fixed or Variable Mortgage, Which Should You Pick? When selecting a mortgage, one of the most critical choices is between a fixed or variable interest-rate mortgage. Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill.