T The classroom is used as a place for Student activities at the School. Documents and equipment used in classrooms need to be neatly stored. The object of this study is classroom XI MIA 1 which represents all classrooms in SMA KORPRI Bekasi. Results of preliminary research shows that as many as 49% of students stated lack of storage facilities in the classroom and as much as 81% Students expressed need for improvements in the classroom. This study aims to design student classroom and classroom inventory arrangement with using 5S approach. The method used for classroom arrangement Students use a basic approach to the 5S concept. The study begins with the decomposition activity Students and grouping documents and equipment, identification of the initial conditions of classrooms, class equipment storage facility design and layout of the classroom, 5S implementation and evaluation of the design using Office 5S Audit Checklist. This study resulted in the design of the layout of the classroom along with the design of the storage facility on the basis of the arrangement of the physical environment of the classroom and the principles of 5S. Cabinets design with product selection criteria is easy to clean and strong, the size and design of the cabinet is adjusted to the documents and equipment stored, the cost is not too expensive, and can be used as a multifunctional storage cabinet. The results of performance measurement tools 5S uses radar chart shows that in the classroom Students before the application obtained an average score of 48.25 with a fair rating category and after the implementation of 5S obtained an average score of 95.94 with excellent ratings categories. It showed an increase of 99%. It is expected that this research can make it easier for students to organize and store documents and equipment in the classroom.