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 My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article. Behavioral Finance An amusing and whimsical look at behavioral finance best practices for investors.