Introduction. The article analyzes the social and value aspects of the problem of deideologization (using the example of the modern youth environment). The reasons, essence and social consequences of the rejection of the state ideology (national idea) are considered. The work of deep social mechanisms, such as social self-awareness and social self-reflection, is investigated. Theoretical analysis. The complexity of the issue under consideration is revealed, the functions of the state ideology and the reasons for abandoning it in the post-Soviet space are clarified, the goals and objectives of the work are specified. The interrelation of deideologization with the disappearance of constructive moral and value orientations and the formation of a number of negative social trends is investigated. Empirical analysis. The empirical base, methods and methodology of the research are clarified. A direct correlation of deideologization with the variety of manifestations of social infantilism and the growing popularity of a number of antisocial movements and moods is revealed. Conclusion. It is shown that in the conditions of the course taken in the post-perestroika period towards the de-ideologization of the country, modern youth have modified moral and value ideals that are detrimental to both personal growth and the development of society as a whole. Conclusions are formulated according to which volunteer and other positive social activity are one of the most effective ways to overcome the negative consequences of deideologization.