The invention relates to a method for evaluating operation property of an electric utilization information collection system of a power user. The method comprises the following steps of according to characteristics of different steps of electric utilization information collection system and equipment, fully considering the availability of index data, relationship of indexes and integrity of indexes, screening key indexes to establish a comprehensive evaluation index system; then, obtaining related index data from the electric utilization information collection system of the power use and a NMON system monitoring tool in a purposeful way; utilizing multiple evaluation methods to weight the indexes; finally, utilizing a cooperation and combat analysis method to combine index weights, so as to obtain objective weights of each index based on data, and complete the comprehensive evaluation on the operation property of the electric utilization information collection system.