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 Critical Estate Documents Sound estate management includes creating financial and healthcare documents. Here's an inside look. The Latte Lie and Other Myths Check out this video to begin separating fact from fiction. The Junk Drawer Approach to Investing It's easy to let investments accumulate like old receipts in a junk drawer.