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 Building Your Legacy A four-step framework for building a personal legacy. A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. Coaches Coaches have helped you your whole life, in ways big and small. We'd like to be one of them.