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 Historical Inflation This calculator shows how inflation over the years has impacted purchasing power. Behavioral Finance An amusing and whimsical look at behavioral finance best practices for investors. RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two?