The Relationships among Perceived Parenting-style, Self-concept, and Peer Relationship of Junior High School Students ─Taoyuan County as an Example Abstract The purpose of the present study was to investigate the correlation among parenting styles, self-concept and peer relationship of junior high school students in Taoyuan County. The methodology was questionnaire survey. The valid return rate was 90 % and 614 students participated in the present study and responded to a set of instruments, including the Self-concept Scale, the Peer Relationship Scale and the Parenting Style Scale. The collected data were analyzed by using the statistical methods of descriptive statistics, t-test, one-way ANOVA, MANOVA and Pearson product-moment correlation, canonical relationship and multiple regression (stepwise regression procedure). The major findings were as follows： 1. The students perceived a middle-high level for their perceived parenting style, self-concept and peer relationship. 2. Socioecomic status significantly effected students’ self-concept. 3. There were significant differences in the dimensions of self-concept, such as “study self” and “physical self” in terms of socioecomic status. 4. There were significant differences in the dimensions of self-concept, such as “emotion self”, “ability self”, “family self” and “school self” in terms of students’ gender. 5. There were significant differences in the dimensions of self-concept, “study self” in terms of students’ birth order. 6. There were significant differences in the dimension, “whether like peers” of perceived peer relationship in terms of students’ gender. 7. There were significant correlations between self-concept and peer relationship. 8. There were significant differences of perceived self-concept and peer relationship for students in terms of parenting styles and the unity of parenting styles. 9. Parenting styles, especially the response factor, significantly predicted students’ self-concept and peer relationship. Based on the conclusions mentioned above, suggestions for the educational administrations, schools, teachers, parents and future studies were presented. Keywords：junior high school, parenting style, peer relationship, self-concept