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 To Roll Over (or Not to Roll Over) Your 401(k) Before you decide what to do with your employer-sponsored retirement, learn about the pros and cons of every option. Making Your Tax Bracket Work Have you explored all your options when it comes to managing your taxable income? What Is My Current Net Worth? Use this calculator to estimate your net worth by adding up your assets and subtracting your liabilities.