What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children. 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 Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. When Should You Take Social Security Monthly Social Security payments differ substantially depending on when you start receiving benefits. A Decision Not Made Is Still a Decision Investors who put off important investment decisions may face potential consequence to their future financial security.