The purpose of this study is to investigate the relationship between personality type and reading tendency of the youth who are main users in a public library and are in a very important period of character formation, and thereby to find out the possibility of bibliotherapy based on the personality type. For this study, data was collected through surveys with 538 students(324 senior years in elementary school students and 259 middle school students). This study reveals that the reading tendencies are closely related with individual, social and cultural adaptation of the youth. Based on the results of this study, a reading education method according to the personality type is expected to be developed.