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 Surprises Making the most of surprises is a great reason to work with us. Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important. Disability and Your Finances In the event of an unforeseen accident or illness, disability insurance may be a good way to protect your income and savings.