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 The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Bridging the Confidence Gap In the world of finance, the effects of the "confidence gap" can be especially apparent. Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance.