Abstract: the economic strength of Hunan Province has been improving rapidly, but the level of economic development among the States and cities is not balanced and the gap of economic development is large. In order to understand the specific situation of the economic development of Hunan Province, through factor analysis and cluster analysis, this paper establishes the evaluation index system of the economic development of 14 prefectures and cities in Hunan Province, uses the principal component method to establish the comprehensive score model, calculates the comprehensive score, and carries on the cluster Analysis on the basis of the comprehensive score. The results show that: the overall performance of economic development in Hunan Province is good, but the economic development among the States and cities is not balanced, the economic development in the eastern region is better, and the economic development in the western region is worse. This paper suggests that we can gradually improve the overall urban and rural construction in Hunan Province, improve the living standards of residents, accelerate the transformation of industrial structure in Hunan Province, and provide help to promote the comprehensive and coordinated development of Hunan economy, sustainable and healthy development, and narrow the gap between the States and cities.<br>
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