The type of urban housing with an inner court, "court-house" effectively realizes a comfortable living environment in the downtown area. The purpose of this study is to analyze how the inner court and the space characteristics contribute to improve the quality of life in the dense urban area. The results are as follows; 1) According the published design purposes, the planned function of court-house is not only the defense of interior space or the acquisition of the buffering space against the surrounding environment but also the adjustment of psychological distance between each inner space. 2) Through transforming the organization of court-houses into the adjoining diagram, they can reasonably be classified into 4 principle groups based on the sorts of access route. Each group has several respective features. 3) The physical features are integrally resumed to 7 indicators through the statistical analysis. These indicators have obviously a certain relation to the design purposes.
