The purpose of this study aims to analyze the effect of teaching experience and education level on teacher workload and performance, to analyze the impact of workload and teaching experience on teacher performance, to analyze the effect of education level on performance through workload at the UPT Formal Education Unit (SPF) of Senior High School (SMAN) at the Makassar Regional Office 1 Branch. This research is a quantitative study using statistical data analysis with a path analysis model. The sample in this study population was 118 people, namely 56 people from the UPT Formal Education Unit SMAN (State Senior High School), 7 Makassar, and 62 people from SMAN (Public Senior High School) 22 Makassar. Data collection techniques through interviews, questionnaires, and documentation. The results of the study prove that: (1) Teaching experience and education level are significant and positive on teacher performance, (2) Teaching experience and education level have no significant or insignificant effect on teacher performance, (3) Workload and teaching experience have a positive and significant impact on teacher performance, and (4) Education level is substantial and positive on teacher performance through workload.