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 Much Home Can I Afford? With a few simple inputs you can estimate how much of a mortgage you may be able to obtain. Starting a Roth IRA for a Teen This early financial decision could prove helpful over time. Preparation is the Key to Retirement The simplest ideas can sometimes make a massive difference over time. Enjoy this brief video to learn more.