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 Countering Counterfeit Currency Combating counterfeiting remains core to preserving the integrity of the nation’s money. Personal Finance Tips for Military Families Military families face unique challenges, making personal finance even more critical. Coaches Coaches have helped you your whole life, in ways big and small. We'd like to be one of them.