This paper is based on the investigation on the circumstances of residential housing, the living habit of residentiary and the satisfaction of indoor thermal environment in the regions along Yangtze River by entering into house in 2007 and 2008. The collected data are analyzed by SPSS(Statistical Product and Service Solutions). With the analysis result, the author makes an analysis on indoor environment situation of this region, and technical suggestions about building energy-saving are given according to the analysis.