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 The ABCs of Zero Coupon Bonds Understanding some basic concepts may help you assess whether zero-coupon bonds have a place in your portfolio. A House Divided By understanding a few key concepts during a divorce, you may be able to avoid common pitfalls. Budgeting After a Divorce Divorce is the second most stressful time in a person's life. Here's some tips to get through it.