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 Retiree Health Care Coverage Overseas Retirees traveling abroad need to know that their health insurance travels with them. IRA Withdrawals that Escape the 10% Tax Penalty The list of IRA withdrawals that may be taken without incurring a 10% early penalty has grown. Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article.