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 How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. Making Your Tax Bracket Work Have you explored all your options when it comes to managing your taxable income? Consider Keeping Your Life Insurance When You Retire Reasons to retain your coverage into your retirement years.