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 Question Thank you! Oops! Related Content Debt Stress There’s a link between debt and stress. Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. Women on the Rise Explore the growing influence women wield over the economy with this handy infographic.