Abstract: Currently it is an important task for the construction of traditional village to develop infrastructure and improve human settlements． In fact，due to lack of scientific guide，traditional village infrastructure is often in conflict with the local social economy，traditional scenes，eco-environment． In this paper，improved analytic hierarchy process was used to build evaluation system of traditional village infrastructure coordinated development， coordination degree model was set up，coordinated development degree and coordinated development trend model were borrowed to discuss the internal relations between development of traditional village infrastructure and society， economy，history as well as ecosystem． It was also helpful to get the corresponding level of coordinated development degree to find out the problems existed in the construction of traditional village infrastructure and to find solutions，so as to provide some evidences for planning and management of coordinated development of traditional village infrastructure．