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 Message Thank you! Oops! Related Content Retirement and Quality of Life Asking the right questions about how you can save money for retirement without sacrificing your quality of life. A New Way to Look at Your Bucket List Bucket lists don’t have to be for tomorrow. Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets.