Social Security Taxes Estimate how much of your Social Security benefit may be considered taxable. 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 Saving for College This calculator can help you estimate how much you should be saving for college. Separating the Signal From the Noise A good professional provides important guidance and insight through the years. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates.