Juvenile delinquency is a social problem faced by each country. Depending on the effectiveness of prevention work, citizens’ levels, and social sense of security in each country differ. Juvenile prevention units are just beginning their practical activities in a new legal direction. The article aims to characterize the organization of the work of juvenile prevention units of the National Police of Ukraine. The object of the study is public relations in juvenile prevention. The subject of the research is the organization of work of juvenile prevention units of the National Police of Ukraine. The methodological basis of the study is general scientific and unique methods. Thus, dialectical, descriptive, system-structural, and comparative-legal methods and methods of induction and deduction were used. It is emphasized that the organization of the work of juvenile prevention units of the National Police of Ukraine is due to several factors. First, the system of juvenile prevention in general. Secondly, the legislative sources determine the general principles of juvenile prevention and its specific measures. Third, the structure of juvenile prevention units at the national and local levels. Fourth, the normati