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 The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? Pickleball in Retirement Learn about the latest sport to sweep the nation with this informative article. Retirement Questions That Have Nothing to Do With Money Things to consider before retirement.