The degree of noise, overcrowding and lack of classes make teaching and learning difficult and frustrating to both teachers and students. It is within this milieu that this study examined the impact of environment on students academic performance: A study of the undergraduates students of business management, University of Jos, Nigeria. For 2015/2016 session only. The major objective of this study is to examine the effect of environment on students academic performance with a view of profering solution. The constructivist, environmentalist learning theory and ecological system theorytheory were used for the study. The methodology adopted for this research work is through questionnaire and interviews. A total number of 225 questionnaire's weeds of administered by the researcher. The chi square statistical techniques and percentage were used in analysing the collard data, and testing of the research hypotheses. The result signify that environmental variables such as noise and overcrowding affects students academic performance in the department of business management, University of Jos. The major finding of this research revealed that the number of intake keep increasing (exceeding NUC guidelines) without any deliberate attempt to increase the structure/facilities, and some teachers used examination as a means of punishment for students. Based on this findings, certain recommendations are made towards improving students academic performance. Prominent of this recommendations includes: strict adherence to NUC guidelines of Cass size when admitting students into the department, examinations should be a means of testing students understanding of a subject matter. The study concluded that the performance of students in the department of business management, University of Jos will greatly be influence, if the entire school environment is greatly improve.