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 FIRE Retirement This short, informative article teaches the basics of the FIRE movement. Timing Your Retirement This short video illustrates the importance of understanding sequence of returns risk. Understanding Extended Care Understanding the types of extended care services—and what those services could cost—may be critical.