The purpose of this study is to diagnose the changes, complexity and ill effects of the public library administrative system in Korea, to analyze its previous research and improvement issues, and to suggest reform plans and subsequent action. To do so, the author has proposed a unification model for the library administrative system, the library status in the local administrative organization, and the library management plan of the local government. And the author has suggested various subsequent actions for the unification of the library administrative system, that is, the transfer of property, relief of the financial burden, removal of the disadvantages caused by the status change, adjustment of the library director's position, improving the personnel system of librarianship, and amendments to the relevant laws and regulations.