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. Do You Owe The AMT? If you want to avoid potential surprises at tax time, it may make sense to know where you stand when it comes to the AMT. Preparing for the Expected You can plan ahead to protect yourself and your family against the financial consequences of deteriorating health.