Abstract: The relocation and resettlement of damaged villages is a very complicated work in the arid and semi-arid mining area of China.Due to the complex terrain,limited water resources,sand invasion and some other reasons,the suitable site in arid and semi-arid area is very limited,so the evaluation of human settlement livability must be carried out before relocation and resettlement,in order to assist the relocation decision.In this paper,the mining area in Nanjiao district of Datong city are taken as a case,through field surveys and remote sensing analysis,constructs the basic living and product conditions as the evaluation factors of livability evaluation index system,modeling by grade-score method and analytic hierarchy process method,to evaluate the human settlement quality and livability of 103 villages.It shows that there are 51 villages which are in a very poor living environment.there are 20 villages which are in a poor living environment.There are 8villages with better human settlement.Actually,there are 24 villages with best human settlement.The results elaborat that the evaluation indexes system is reasonable,the evaluation model is effective,and can be used in making the decision of the village relocation in the coal mining area of semi-arid and semi-arid regions.