ABSTRACT This research is about the factors affecting students’ acadeihic performance. In other words, why is the students’ academic performance in secondary schools in Shuuku Sub County, Sheema districi the way it has been. It was guic[ed by four objectives, namely; to examine the teachers motivation and its effect on the academic performance of secondary students in Shuuku Sub County, Sheema District, to find out how the school environment affects the academic performance of secondary students, to assess how teachers qualifications affects the academic performance of secondary students; to analyze how home environment of the students affects their performance in Shuuku Sub county, Sheema District. The research is mainly concerned about the poor academic performance in both public and private schools in Shuuku Sub County, Sheema District and what could be the reasons behind such performance. Stratil~ed random, and purposive sampling was used to select a population of 45 respondents to represent a population of Shuuku Sub County.