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 Understanding Homeowners Insurance Purchasing homeowners insurance is critical for protecting your home. Immediate vs. Deferred Annuities Looking forward to retirement? It's critical to understand the difference between immediate and deferred annuities. Jane Bond: Infiltrating the Market Agent Jane Bond is on the case, cracking the code on bonds.