18 Years’ Worth of Days The average retirement lasts for 18 years, with many lasting even longer. Will you fill your post-retirement days with purpose? Share | Related Content Forecast The market is as unpredictable as the weather. We’d love to help you prepare. How to Get Your Finances Ready for Retirement Everyone has a vision of their retirement in their heads. The Utility of Sector Investing Successful sector investing is dependent upon an accurate analysis about when to rotate in and out.