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 A Brief Guide To Condo Insurance Important items to consider when purchasing condo insurance. Life and Death of a Twenty Dollar Bill How long does a $20 bill last? 4 Elements of an Estate Strategy Learn about the importance of having an estate strategy in this helpful and informative video.