This article aims to build a set of exploratory and strong operability evaluation index system, the collection of 3 cities in zhengzhou to use construction land on the basis of economic efficiency index of related data, the selection of the zhengzhou region as the object of empirical study, using data envelopment analysis (DEA) method), and C squared R dual model, with the help of a DEAP Version 2.1 software, the construction land use of 3 cities in zhengzhou economic efficiency from the vertical and horizontal two dimensions are compared, and analysis and quantitatively reflect the Zhengzhou municipal construction land use level of economic efficiency, so as to provide reference for policymakers to promote urban land use transforming to intensive way is more extensive.