To provide the basis for college students’ accurate employment, the efficiency characteristics of construction industry in Jiangsu Province were studied by the method of DEA-SBM model. The results showed that: (1) In terms of quality, the comprehensive efficiency of construction industry in Jiangsu Province was poor, however, the construction industry in Suzhou and Nantong was efficient. (2) The inefficiency of construction industry in Jiangsu Province was mainly determined by the output inefficiency, and the production status of construction industry provided conditions for full employment of college students. (3) In terms of prefecture level city, the efficiency level of construction industry was affected by pure technical efficiency or scale efficiency in different regions, and the efficiency analysis played an important role in diversified employment choice of college students. Based on the results, some suggestions are put forward to improve the production efficiency of construction industry in Jiangsu Province and meet the needs of college students" scientific and reasonable employment.