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 Life Insurance Myths: Debunked Whether you have life insurance through your work or are retired it pays to know the truth about life insurance coverage. 3 Estate Challenges for Blended Families This article will help your clients with blended families think and prepare their estate strategy. How to Appeal Your Property Taxes For homeowners who think their property taxes are too high, there are ways to appeal.