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 Building a Solid Financial Foundation Sustain financial well-being or create wealth through these actions. Surprises Making the most of surprises is a great reason to work with us. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement.