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. Want to be Smarter With Your Money? Join our mailing list and get news and info to support your financial goals. First Name Last Name Email Address Thank you! Oops! Related Content The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Please Leave Home Without It Concerns over identity theft continue to grow, especially with data breaches at major companies and financial institutions. Perception vs. Reality There’s an alarming difference between perception and reality for current and future retirees.