This paper, based on situation of sustainable development level of Shanxi’s resources-based cities, establishes an evaluation system for sustainable development level of resources-cities from economy, society and resources, and uses AHP to evaluate Shanxi‘s 11 cities with results showing a relatively strong sustainable development in Taiyuan, Shuozhou and Changzhi, harmonious among economy, society and resources, and a general sustainable development in Yangquan, Jinzhong, Datong, Linfen, Jincheng and Xinzhou, but weak in Yuncheng and Lvliang which need transformation. This paper presents suggestions in increasing sustainable development level for difference cities.