The authors consider in detail the features of the socio-cultural design of ethnocultural activities based on the actualization of traditional values and heritage in the Aginsky Buryat district. Since the end of the twentieth century, there has been an intensification of activities for the development of ethnic culture in the district, and often the initiative comes from the people, and it is implemented in the form of socio-cultural projects of cultural institutions, education, non-profit organizations. In connection with these features, it becomes relevant to analyze the value core of the Buryat culture, which becomes the object of socio-cultural design at the present stage. To study this issue, methods of external and included observation, content analysis of ongoing socio-cultural projects were used; scientific literature on the topic of socio-cultural design and values of Buryat culture was analyzed. The research material was social practices and projects implemented in the Aginsky Buryat district. The novelty of the research lies in the fact that the socio-cultural processes emerging in the social environment, initiated by tribal communities and social groups of peers, are studied. In the Agin Buryat district, these social groups are the subjects initiating innovative social practices aimed at actualizing and reviving the cultural core of the people. On the basis of these practices that have arisen in the popular environment, social projects of government bodies and institutions of the social sphere, culture, and education are being created and implemented. As a result of the conducted research, it was revealed that socio-cultural design at the present stage actualizes the values of the native language, the continuity of the family and tribal community, love for the native land, strengthening friendly ties with fellow countrymen and peers during the implementation of socially significant practices.