18 Years Worth of Days The average retirement lasts for 18 years. Are you prepared to fill that many days? Share | Related Content The Power of Tax-Deferred Growth Why are 401(k) plans, annuities, and IRAs so popular? Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. Investment Strategies for Retirement Investment tools and strategies that can enable you to pursue your retirement goals.