The paper is focused on the problem of essential interpretation of the concept “the efficiency of education manager’s administrative activity”. The concepts “activity efficiency” and “management’s efficiency” are examined. The approaches to the definition of ‘the efficiency of manager’s administrative activity’ and, in particular, ‘education manager’s administrative activity’ are analyzed. The aim of education manager’s professional activity and his/her role in the development of educational institution are defined. The features of the determination of criteria of administrative activity efficiency and their indicators are detected. Three groups of the criteria of the efficiency of education manager’s administrative activity are proposed.