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 Starting a Roth IRA for a Teen This early financial decision could prove helpful over time. Intellectual Property and Your Estate Do you have intellectual property? Consider how you might include your IP into your estate strategy in this detailed article. And the Executor Is The right executor may help ensure the distribution of your assets is done with as little upheaval as possible.