The purpose of this study was to determine the level of student and teacher preparedness in primary schools against natural disasters. The research sample was 30 third grade students, 35 fifth grade students and 15 teacher for SD N 6 Mataram.Data collection is done through questionnaires consisting of 5 aspects of disaster, knowledge and signs, impacts, risks and efforts to reduce, preparedness and procedures and first aid tools for victims. The level of preparedness for natural disasters for students is categorized as sufficient (69.32%), with very good details (80.02%) aspects (1), good (78.00%) aspects (2), good (74.60%) aspects (3), less (56.00%) aspects (4) , the less category (58.00%) aspects (5). The level of preparedness for natural disasters for teachers is categorized as sufficient (61.71%), with inadequate details (56.11%) aspects (1), less (49.33%) aspects (2), good (73.33%) aspects (3), good (79.05%) aspects (4), and the less category (53.33%) aspects (5). Based on the data it can be concluded that the level of preparedness for student and teacher disasters in SD Negeri 6 Mataram is the less category.