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 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. The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction. The Financial Literacy Crisis Many Americans are operating their personal finances with only the barest minimum of knowledge.