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 Pre-Retirement Checklist This checklist can give you a quick snapshot of how prepared you are. Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month.