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 Please Leave Home Without It Concerns over identity theft continue to grow, especially with data breaches at major companies and financial institutions. Retiring the 4% Rule A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement. Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt.