In practice of regional and municipal management there isn’t the whole concept of acceptance of the decisions about socio-economic development of municipal formations both from the point of view of modeling toolkit, and from the position of processing and reporting of the information for the analysis. In connection with this, the problem of managerial decision-making about the city’s development has a great economic importance. The author proposed the introduction of automated system of support of decision-making in activity of Omsk city Council.