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 Home Insurance Claim: To File Or Not To File Learn when it may not make sense to file a claim on your home insurance. Should I Accept a Free Credit Lock? Learn the ins and outs of credit locks, freezes, and more. Personal Finance Calendar Use this handy calendar to remember the year’s most important financial dates.