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 Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Investments You’ve made investments your whole life. Work with us to help make the most of them.