Education is a dynamic process, which involves imparting knowledge, generating interests and curiosity, inculcating desirable attitudes and values and developing essential skills required for the independent study. The environment influences the academic achievement of the students, the investigator, tries to find out the impact of school environment factors on achievement. The survey method was employed and selected the Vellore educational district for this study. The investigator has used a stratified random sampling technique for selecting a sample from the population. The sample consists of 300 students found that secondary students have a high level of the school environment. It is found out that there is a positive relationship between the school environment and academic achievement. To achieve a high level, efforts must be taken to strengthen the school environment.