18 Years Worth of Days The average retirement lasts for 18 years. Are you prepared to fill that many days? Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents Rightsizing for Retirement What does your home really cost? Catch-Up Contributions Workers 50+ may make contributions to their qualified retirement plans above the limits imposed on younger workers. Investment Strategies for Retirement Investment tools and strategies that can enable you to pursue your retirement goals.