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 Should You Ever Retire? A growing number of Americans are pushing back the age at which they plan to retire. Or deciding not to retire at all. The Cost of Procrastination Don't let procrastination keep you from pursuing your financial dreams and goals. An Inside Look at Retirement Living A number of questions and concerns need to be addressed to help you better prepare for retirement living.