The aim of this research is qualitative descriptive research, which aims to obtain a description, observing how the current leadership of school principals is to increase the standards of educators and education personnel to produce students who excel and are able to produce quality graduates. Data collection techniques use observation, questionnaires, and interviews. The data analysis technique uses data triangulation through data analysis, grouping, and drawing research conclusions. The research results show that the school principal's leadership has a very important role in improving academic quality in senior high schools (SMA) and can be the main driver in achieving increased academic achievement. Leadership strategies can be implemented, including staff development, careful monitoring and evaluation, student and parent involvement, and teamwork. Supporting factors include support from school staff, adequate resources, and active participation of students and parents. Barriers include a need for more resources and administrative challenges. Positive impact. The conclusion shows that effective leadership strategies positively impact academic quality in high school. It is reflected in improved exam results, better student performance, and the development of more effective learning programs.