The purpose of this study is to propose the importance of responding to the increasing issues related to collection management surrounding school libraries by analyzing the status of collection management policies (CMP) at the school libraries. Accordingly, through literature research, the main contents of the composition of the CMP for children and adolescent users were analyzed. Based on this, a 50 questions questionnaire was conducted and analyzed on the status of the CMP and the composition of the contents of the CMP for 93 school library managers nationwide. As a result, first, the data used as the selecting collections priority selection criteria were curriculum-related and recommended book lists rather than CMP. Second, 31 out of 93 school libraries (33.3%) had with CMP. Third, the understanding and necessity of the CMP of the school library manager with the CMP were higher. Fourth, it was found that more than half of the components of the CMP did not include the renewal cycle, intellectual freedom, etc.