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 Question Thank you! Oops! Related Content Risk Perspective Is it possible to avoid loss? Not entirely, but you can attempt to manage risk. Inventorying Your Possessions Creating an inventory of your possessions can save you time, money and aggravation in the event you someday suffer losses. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.