In this study, changing aspects of Suwon city's urban spatial structure, caused by the residential development projects are analyzed and policy lessons are derived that deal with the problems in Suwon's current urban spatial structure. Based on demographic statistics, the number of industrial employment and the O/D matrix, the change in distribution of the population, L.Q.(Industrial Location Quotient), S.C.(Specific Centrality Score) and dependency ratio index compared to Seoul etc were used to analyze the transformation of Suwon city's urban patial structure. Analyzed results consists of 3parts: the 1st the transformation of Suwon's urban structure, 2nd the current problems and potential problems, 3rd the elements that must be revised in order to cope with the problems after establishing the comprehensive plan. This research points to the areas that should be considered when conducting a residential development project and indicates the problems of Suwon city's urban structure and proposes an alternative direction for better development.