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 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Infographic: Risks at Retirement Make a plan to take these risks off the table.