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 A Bucket Plan to Go with Your Bucket List Longer, healthier living can put greater stress on retirement assets; the bucket approach may be one answer. Jane Bond: Scaling the Ladder Agent Jane Bond is on the case, uncovering the mystery of bond laddering. Creative Ways to Motivate Your Employees Five creative (and inexpensive) ideas for motivating your employees.