Abstract: Taking Clearwater County as an example,this paper used the entropy-TOPSIS model to construct the evaluation system of the development level of modern agriculture and to explain the development level and stage of modern agriculture in Qingshui County.At the same time,it explored the main factors affecting the level of modern agricultural development combined with agricultural production,scientific and technological development,green and sustainable,quality of life,industrial development indicators and other indicators for an objective comprehensive analysis.The research results showed that: ① the overall level of modern agriculture development in Qingshui County was in the preparatory stage in 2020 and the overall level was general; ② the indicators of agricultural production,scientific and technological development,industrial development,quality of life and green and sustainable development of modern agriculture in Qingshui County had made great contributions,but it’s still necessary to further strengthen the input of each indicator,especially the input of science and technology.