Abstract: To establish a correct view of sports achievements and provide an evaluation tool for the sports power, this paper builds a comprehensive evaluation index system and method of sports development in the new era by using literature analysis, Delphi method, mathematical statistics and other methods. On the basis of defining the value orientation and construction principles, this paper constructs an evaluation index system for the sports development in the new era, which includes 7 first-level indexes, 16 second-level indexes and 50 third-class indexes. This index system includesmass sports, competitive sports, sports industry, sports culture, sports diplomacy, security system and negative indexes. To verify the feasibility of the evaluation system, this paper makes an empirical study on the level of China's sports development during the 13 th Five-Year Plan objectively evaluates the current situation and problems of China's sports development, so as to provide reference for the 14 th Five-Year Plan.