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 Pullbacks, Corrections, and Bear Markets When the market experiences volatility, it may be a good time to review these common terms. Medicare At 65+ 65 or older? It may be time to enroll in Medicare. Read to learn if you’re eligible. To Catch a Thief Having your identity stolen may result in financial loss plus the cost of trying to restore your good name.