This　paper　considers　the　risk　estimation　of　the　real　estate　development　from　the　characters　of　the　real　estate　and　the　function　analysis　of　the　residential　real　estate,　gives　a　decision　analysis　for　one　certain　residential　community　based　on　the　mathematic　model　of　the　multi-objective　linear　programming　and　gets　the　optimum　solution.　It　gives　a　valuable　reference　for　the　design　scheme　and　allocation,　and　illustrates　systematic　generalization　of　the　optimum　solution　for　the　residential　real　estate　development　decision-making.