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 The Three Keys to a Great Password Have fun and learn how to craft the perfect password with the help of this highly engaging infographic. Dreaming Up an Active Retirement When you retire, how will you treat your next chapter? From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history.