This research aims to analyze the contribution of education costs in improving the quality of junior high school exam results in Banten Province in 2023. The type of research used is quantitative research with a descriptive approach. The object of this research is junior high schools in Banten Province with a total of 13 schools. The research subjects were school principals and students. Data collection techniques using questionnaires and documentation. The analysis technique used is simple regression and correlation analysis. The results of the research show that 1) there is a high correlation regarding the contribution of education costs in improving the quality of exam results in Indonesian Language and Mathematics with a value of 0.689, 2) the contribution of education costs has an impact of 47.4% in improving the quality of junior high school exam results. In this case, schools that have a higher education cost allocation tend to show better exam results. These findings emphasize the importance of effective management and allocation of education costs to improve the quality of education at the junior high school level.