The research project aimed to investigate the effects of financial instability to students’ academic performance among secondary schools within Mbeere North Sub-County. Financial instability is one among the hindrance to the success of students in their academics by which it affects their academic performance negatively, class attendances and even access to education resources. he study employed both the qualitative and quantitative research methodologies. The research used the stratified random sampling technique in order to attain the information from the respondents. The total sample size was 109 respondents . The collected data was analyzed using the descriptive research design. The study results on students response did not find gender based differences in the population likeliness to be affected by financial problems as female students respondents had a high percentage. Majority of the students indicated that they are used to being absent from school therefore their academic performance deteriorate .Also the parents involved themselves in paying school fees and providing academic resources for their children at a low rate. The research contributed to understanding the relationship between financial instability and academice providing actionable insight for educationa stakeholders to improve the academic performance.