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 Financial Aid for Students 101 Help your college-bound child explore scholarships, grants, and more with this article on paying for higher education. 3 Estate Challenges for Blended Families This article will help your clients with blended families think and prepare their estate strategy. Women and Wealth: A Pivot Towards Retirement Tips and strategies for women approaching retirement to ensure a smooth transition.