This article focuses on the historical role of the Catholic Church of Ruteng Diocese in Manggarai, Indonesia, in developing educational services to accelerate the development of an educated society. Theoretically, this article refers briefly to the discussion around the knowledge society and looks at the role of the Catholic Church in this context. The qualitative methodology based on data collection techniques, one of which is archival studies, is used in the elaboration process of this study. This article presents several significant findings, including the historical role of the Diocese of Ruteng in pastoral education through the construction of schools, challenges in education management, and current strategies for pastoral education development.