The　grade　of　permitted　presale-commercial-residential-houses　from　2005　to　2009　in　Beijing　is　analyzed　by　correspondence　analysis　and　the　conclusion　is　followed.　Both　Chaoyang　and　Haidian　districts　are　mainly　distributed　of　high-grade　and　top-grade　commercial　real　estate,　while　both　Dongcheng　and　Xicheng　districts　are　mainly　distributed　of　top-grade　housing　and　the　districts　of　Tongzhou,　Shunyi,　Changping　and　Daxing　are　mainly　distributed　of　low-grade　commercial　housing.　There　are　special　distributions　of　housing　grade　in　the　districts　of　Chongwen,　Xuanwu　and　Shijingshan.　This　paper　also　analyzes　the　impaction　of　the　number　of　households　and　GDP　on　the　grade　of　residual　housing.