Taking water resource utilization of economic development as research object, the changing trend water resources utilization of economic development in Beijing is analyzed systematically, the decoupling status of water resources utilization of economic development in Beijing with elastic analysis method is analyzed, the results show that, the decoupling status of water resources utilization of economic development in Beijing is “strong-weak-strong-weak”. Then, the efficiency and changing trend of water resources utilization of economic development in Beijing is evaluated with data envelopment analysis method from the angle of total factor productivity. Finally, combined with Beijing’s economic development, the governance model of Beijing’s water resources utilization and the system construction of water resource management are summarized completely.