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 Four Steps to Valuing an Estate Determining the value of your estate, or for someone who has passed away, can be a complex undertaking. Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. Understanding FDIC Insurance FDIC insurance was designed to protect your deposited funds, but do you know how? This article answers that question.