Through analyzes the Hefei city life trash output (1994 -2005) as well as the influence trash output main correlation factor， used the multiple regression analysis method to establish trash rate of prediction model. The analysis result indicated that， GDP， the life expense disbursement and the housing useable area are affects trash output the primary factor， also all is the correlational dependence. Used this model 2006-in 2015 to live trash output to Hefei to carryon the forecast. The result showed in the future ten years the Hefei life trash output will continue slowly to grow， estimated in 2015trash output achieved 102.61 ten thousand t， the average per person daily output will be 1.42 kg.