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 The Average American Budget Learn about the average American budget in this fun and interactive piece. Succeeding at Business Succession There are a number of reasons for business owners to consider a business succession plan sooner rather than later. Building a Solid Financial Foundation Sustain financial well-being or create wealth through these actions.