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 Separating the Signal From the Noise A good professional provides important guidance and insight through the years. Rightsizing for Retirement What does your home really cost? Charitable Giving: Smart from the Heart Do you have causes that you want to support with donations?