Students learning in educational institutions is associated with classroom environment which normally equipped with physical aspects consists of furniture, air-conditioning, fan, lamp, whiteboard, soft board and etc. The effectiveness and efficiency of learning process in the classroom may not be measured only through the students’ ability and capability, whereas student’s concentration and attention during the lesson also influenced by its physical classroom environment mainly related to indoor lighting. In this study, it’s focused on how the students’ learning performance affected by the indoor lighting in the classroom. The scope of this study is within the secondary school building around Selangor. The results showed the current practice in most of the classrooms at school building focused on the usage of artificial lighting compared to natural lighting. Even those aware of its benefit and teachers also agreed students’ learning performance is influenced on quality lighting in a classroom either directly or indirectly through daily activities and tasks during a lesson at school. Students and teachers realized that lighting is important in order to improve the effectiveness of learning and to avoid from any health problem usually related to vision that could result headache.