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. Share | Related Content 18 Years Worth of Days The average retirement lasts for 18 years. Are you prepared to fill that many days? Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Investment Strategies for Retirement Investment tools and strategies that can enable you to pursue your retirement goals.