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 Estate Strategies of the Rich and Famous The examples of famous celebrities underline the need for a clear estate strategy. Buying Auto Insurance For Teen Drivers Tips on insuring your teen driver. Yours, Mine, and Ours: Estate Strategies for Second Marriage Second marriages are a trigger event to revisit any existing estate strategies.