Abstract: To provide decisive evidence for the realization of sustainable development in Miyun Reservoir Watershed,this paper studied the relevant data and analyzed the conditions of eco-environment,social and economic development in this area.The study established an indicator system and calculated the sustainable development indexes with AHP,and then brought forward the optimizing measures.Research results showed that the indexes of sustainable development indicators were ecoenvironment 0.749,social development 0.863 and economic development 0.879 respectively,and the index of integrated sustainable development was 0.820.After taking relevant measures,the respective indexes of sustainable development indicators will reach to eco-environment 0.935,social development 0.943,economic development 0.956 and the integrated will be 0.940.