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 Should You Borrow from Your 401(k)? Does it make sense to borrow from my 401(k) to pay off debt or to make a major purchase? To Catch a Thief Having your identity stolen may result in financial loss plus the cost of trying to restore your good name. Financial Aid for Students 101 Help your college-bound child explore scholarships, grants, and more with this article on paying for higher education.