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 Earnings for All Seasons Earnings season can move markets. What is it and why is it important? A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. When to Self-Insure Choosing to bear the financial burden of an adverse event is called self-insuring. Do you know what that entails?