The goal of this review is to evaluate and examine the impact of Principal Leadership, Teacher Performance on the Quality of Education at SMP Negeri in the Plakat Tinggi District. This type of study is quantitatively descriptive. The sample in the study consisted of 57 respondents with data collection techniques in the form of a questionnaire. Results have shown that: 1) there is a significant influence on the quality of education by primary leadership; 2) there is a significant impact on the quality of education by teacher performance, and 3) there is a significant influence on the quality of education between main leadership and teacher effectiveness.