Abstract: The article is devoted to the government residence "K-2" (dacha - reception house of the Leningrad City Executive Committee) in Leningrad – St. Petersburg. The article offers a comprehensive study of the architectural project (head A.V. Zhuk) and its implementation as an architectural phenomenon in the socio-cultural dimension. The research methodology is based on historical-chronological, structural-functional and semiotic approaches. Based on the historical and cultural analysis of the dynamics of building architecture creation, the article highlights several innovative techniques and functions performed by the residence, such as: representative; memorial, recording outstanding results of the creative team and builders; artistic within the framework of the ensemble perception of the object. The sources of the search for the artistic solution of the project in the process of working on it are indicated. The article illustrates the solutions embodied in the construction, reflects the scale of construction and the improvement of professional methods and techniques. Documents contemporary to the architectural design and its implementation, texts of memoirs by A.V. Zhuk and art historians are analyzed. Based on the conducted research, it is concluded that the reception house is an object perfect in function and artistic image, reflecting the synthesis of innovative techniques, taking into account the specific features of the landscape. The relevance of the preservation of the object is associated with its characteristics unique to the space of St. Petersburg.