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. Related Content What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. Timing Your Retirement This short video illustrates the importance of understanding sequence of returns risk.