The purpose of this study is to investigate the effect of the residential environment on the scholastic attainment of middle school students and present the direction of better residential environment for mental faculties. A questionnaire was distributed to 537 middle school students and SAS Package was used. The results of this study were as follows.1. The scholastic attainment was significantly good when the number of family was four and it improved as the level of parents` occupation, parents` school career and household income got higher.2. As the distance to the facilities from the house got nearer, the level of arrangement in the house got higher, the degree of concern of parents on the education got higher and the scale of the house got lager, the scholatic attainment of middle school students become better significantly.3. The residential environment had an Independent effect on the scholastic attainment of middle school students.