The invention discloses an eco-tourism environmental bearing capacity early warning system. The system includes: a server; the server includes: a tourist number forecasting module, a scenic spot environmental management module, an economic benefit statistics module, a critical bearing capacity determination module, and a bearing capacity early warning module. The eco-tourism environmental bearingcapacity early warning system predicts the number of tourists from various aspects, improves the accuracy of the number of tourists, and provides an accurate and reliable data basis for the early warning of the eco-tourism environment bearing capacity, and the eco-tourism environmental bearing capacity early warning of the invention belongs to the prior warning; at the same time, the eco-tourism environmental bearing capacity early warning system introduces the scenic tourism comfort level corresponding to tourist number and the scenic tourism economic benefits corresponding to tourist numberto estimation of the critical bearing capacity of the scenic eco-tourism environment, and further provides the accurate and reliable data basis for the early warning of the eco-tourism environment bearing capacity.