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 The Rule of 72 Do you know how long it may take for your investments to double in value? The Rule of 72 is a quick way to figure it out. Silver Sneakers 101 Medicare’s popular program, offering free gym membership and health education. Money that Buys Good Health is Never Ill Spent It's important to make sure your retirement strategy anticipates health-care expenses.