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 Dog Bites Neighbor. Now What? Even dogs have bad days. So, what happens when your dog bites a neighbor or passing pedestrian? Best-Performing Asset Classes Bonds may outperform stocks one year only to have stocks rebound the next. Should I Accept a Free Credit Lock? Learn the ins and outs of credit locks, freezes, and more.