The study examined and compared the effect of the school physical environment on academic achievement of senior high school students in Ghana. The study sought to investigate the contribution of a number of school physical environment on the performance of students in schools. Participant for the study was selected using the multi-stage sampling technique using simple random sampling. A regression model was used to determine the relationship between the dependent and independent variables. The findings of the study confirmed that the students in senior high schools with a pleasant physical environment perform better than those where the learning environment is not conducive. The researchers, on the basis of the empirical evidence, established that adequate school facilities provide a positive educational climate suitable for student learning.