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 Four Reasons Millennials Need an Estate Strategy Estate strategies for millennials may sound like less of a concern than retirement, but young adults should prepare now. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. How to Conquer the World - 5 Financial Strategies for Savvy Learn more about women taking control of their finances with this infographic.