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 Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. A Bucket Plan to Go with Your Bucket List A bucket plan can help you be better prepared for a comfortable retirement. Budget Check Up: Tax Time Is the Right Time Tax preparation may be the perfect time to give the household budget a check-up.