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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Take the Stage: Starting Out Start planning for their financial futures by following a few helpful guidelines. Important Birthdays Over 50 Here's a look at several birthdays and “half-birthdays” that have implications regarding your retirement income. Estimate Your RMD Help determine the required minimum distribution from an IRA or other qualified retirement plan.