Tax Freedom Day Assess how many days you'll work to pay your federal tax liability. 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 Question Thank you! Oops! Related Content The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route. Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates.