The purpose of this study is to explore the relationships between "job involvement" and "school administrative effectiveness" as perceived by junior high school administration teachers. The findings are as follows. (1) The current status of "job involvement" and "school administrative effectiveness" as perceived by administration teachers is positive. (2) The perception of "job involvement" and "school administrative effectiveness" significantly differs with "age", "marital status", "educational background", "seniority of concurrent post", "concurrent post" and "school size". (3) "Job involvement" and "school administrative effectiveness" as perceived by administration teachers are significantly and positively related. (Contains 1 figure.)