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 What to Look for in Personal Finance Apps An increasing number have been developed to help individuals with their personal finances. Earnings for All Seasons Earnings season can move markets. What is it and why is it important? Are Alternative Investments Right for You? With alternative investments, it’s critical to sort through the complexity.