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 Immediate vs. Deferred Annuities Looking forward to retirement? It's critical to understand the difference between immediate and deferred annuities. The Cost of Procrastination Don't let procrastination keep you from pursuing your financial dreams and goals. To Catch a Thief Having your identity stolen may result in financial loss plus the cost of trying to restore your good name.