Abstract. Is the focus of attention from researchers with the high speed development of economy and the process of urbanization continues to accelerate, atmospheric pollution, ecological environment deterioration problems have become increasingly prominent, many cities have launched a ecological garden city to create the work, how to establish an effective evaluation index system. The on the basis of the original index system, according to the principles of evaluation of Ecological Garden City, the economic environment, ecological environment, environmental protection and infrastructure as the evaluation index, and uses the AHP to the weight distribution of the indicators. At the same time, take Qinhuangdao city as an example, the level of ecological garden construction is evaluated. The results show that the method is effective and has a certain persuasive power.