This research examines how the leisure activities of the adolescent period effects on psychological
well-being. The leisure activities of the adolescent period plays an important role, helping the whole person
development and the process of socialization, strengthening cooperation and community spirit in groups,
and improving psychological stability and human relationship. The result of analyses are as follows: First, it
turned out that the family leisure activities are a factor, which effects on the adolescent psychological
well-being, such as feeling of competence, support, and increase. Second, the family leisure function is a
factor, which effects on the adolescent psychological well-being, such as feeling of competence, support, and
increase. Lastly, it was shown that the leverage of the family leisure activities was higher than other
factors in adolescent psychological well-being.