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 How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.