With sample from a junior high school from New Taipei City, this study explores the impact of individual characteristics and socio-cultural factors on the body image of adolescents. The main findings of the study are: 1. Girls are less satisfied with their overall appearance than that of boys. 2. Individual’s BMI is negatively correlated with overall appearance satisfaction and subjective evaluation of personal attraction. 3. The more the adolescents are influenced by stereotypical presentation of body image, the more they are satisfied and confident with their own body. 4. A positive correlation between academic performance and subjective evaluation of personal attraction are also found.