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 Building Your Legacy A four-step framework for building a personal legacy. Saving Early & Letting Time Work For You The earlier you start pursuing financial goals, the better your outcome may be. 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.