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 Perception vs. Reality There’s an alarming difference between perception and reality for current and future retirees. The Pre-Retirement Checklist This checklist can give you a quick snapshot of how prepared you are. Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation.