The article considers the factors influencing the efficiency of management decisions made by local government bodies in the modern conditions of public administration reform and the development of local self-government in Ukraine. The author outlines the features of this problem, the main features of state-management decisions, the essence of the concepts "effect", "efficiency of management decisions", the main approaches to the study of the problem of decision-making are highlighted. The main attention is paid to the direction of research, which takes into account the human factor. The main ideas of the representative of this direction - the Nobel laureate D. Kahneman, presented in the book "Noise", are considered. This work raises the issue of system errors among those who make decisions. The views of the domestic scientist O. Maltsev on the designated problem and the provisions of D. Kahneman's book are presented. The results of the analysis by scientists of the influence of the human factor and psychological characteristics of management decision-making on the efficiency of decisions are reflected. The conclusions of scientists regarding the need to take into account the qualities of a decision- making person and his professional training are summarized. The main characteristics of the personality that influence decision-making are given from the domestic scientific literature on public administration problems. In accordance with these ideas, the requirements for the positions of civil servants, local self-government bodies, as well as the modern practice of training specialists and managers in this field are considered. It is concluded that the primary importance for making effective decisions by local government bodies is the use by specialists and managers of modern technologies for developing and making management decisions, the development of their personal qualities for making management decisions in the process of training and obtaining specialized management education in universities.