Vol. 7, Issue 1, Part C (2021)

Abstract
This study aims to describe and analyze (1) How school-based management planning in SMA Negeri 1 Kawangkoan, (2) Implementation of school-based management at SMA Negeri 1 Kawangkoan (3) How is school-based management evaluation at SMA Negeri 1 Kawangkoan, (4) ) Factors that support and hinder school-based management at SMA Negeri 1 Kawangkoan. This research uses a qualitative approach. The data collection techniques used were (1) observation; (2) Interview; (3) Documentation Study. The results showed that: (1) School-based management planning, the planning process begins with a planning meeting and the preparation of school programs according to their needs, the planning process that leads to the School Work Plan Program (2) Implementation of school-based management, the management is implemented openly the same between school principals, deputy principals, and teachers, decisions are taken together and the division of tasks for school teachers, (3) Evaluation of school-based management recognizes the obstacles that arise in the management process and finds the right solution to overcome these obstacles (4) Supporting factors for school-based management at SMA Negeri 1 Kawangkoan are: good cooperation, openness, and support from the community (5) The inhibiting factors for school-based management are limited funds and teaching and learning facilities, especially book equipment. teaching books in dipe library. The suggestions given are: (1) Principals should always implement management functions as a control tool in school management (2) Continue to innovate to provide the best educational services for community students (3) Schools are expected to maintain and further increase teacher involvement in formulating school policies and programs so that the effectiveness of School Based Management for improving school quality can actually be implemented by teachers with a full sense of responsibility.