The subject of the study is the impact of the development of information and communication technologies and the digitalization of social space on the culture of young people’s social participation in post-communist countries (Poland, Armenia and the Russian Federation). The central concept of the implemented research is that today's youth, who have ample opportunities for social participation in the development of the territory of their residence, are poorly included in these processes. It happens due to the uneven formation of an communicative participation culture. Authors present a comparative analysis of the Polish, Armenian and Russian youth’s sociological study results. Based on this analysis, authors demonstrate the formational specifics of communicative participation culture of students in the cities development, identify common factors that determine the level of such participation. The following classification of youth participation levels in the promotion of their city is proposed: zero, elementary, advanced and professional. © 2022, Goce Delchev University of Shtip. All rights reserved.