The traditional urban residential suitability evaluation methods were not so efficient and low in accuracy. This paper presented an urban residential space suitability evaluation method based on GIS, and took the western district of Daqing as the study area to do analysis experiment. At first, the paper applied the analytic hierarchy process(AHP) to establish the evaluation system, and then generated the thematic map of urban residential suitability by using spatial analysis function of ArcG IS. The results...