Abstract: The subject of this research is the socioeconomic situation of urban population and its response to the processes ongoing within the urban environment. Special attention is turned to digital sociology ensuring the due theoretical-methodological framework and toolset for diagnostic and determination of responses based on formation and processing of big data array extracted from the digital environment represented by social media. Digital environment has potential related in inclusion of new research algorithms and technologies into studying social processes unfolding within urban space. Solution of the task of monitoring of socioeconomic situation of urban population is realized through operationalization of big data using network analysis. The article proposes the procedure for creating in midterm perspective of innovative information system for monitoring the quality of life and socioeconomic situation of urban population based on the comprehensive information maintenance of collection and processing of big data arrays of socioeconomic nature. The author described the components ensuring functionality of the suggested information-analytical system.