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 Should You Invest in Exchange Traded Funds? There are thousands of ETFs available. Should you invest in them? Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. A Look at Diversification Diversification is an investment principle designed to manage risk, but it can't prevent against a loss.