18 Years Worth of Days The average retirement lasts for 18 years. Are you prepared to fill that many days? Share | Related Content Social Security: By the Numbers Here are five facts about Social Security that might surprise you. Choices for Your 401(k) at a Former Employer Individuals have three basic choices with the 401(k) account they accrued at a previous employer. An Inside Look at Retirement Living A number of questions and concerns need to be addressed to help you better prepare for retirement living.