There’s no single universal “happiest age” to retire, but research suggests that early retirees, often defined as retiring before age 60, and those who retire because they have sufficient funds (financial independence) tend to report higher levels of happiness and satisfaction. These individuals often find more time to pursue passions, travel, spend time with loved ones, and experience reduced stress. In contrast, those who retire later due to financial constraints may not report the same levels of joy. However, happiness in retirement is often less about the precise age and more about having a sense of purpose, staying socially engaged, and maintaining good physical and mental health. The flexibility to retire on your own terms is a major contributor to retirement happiness.