On the basis of matter element analysis theory,the grade,evaluation indicators,and characteristic values of comprehensive land consolidation benefit are taken as matter elements and then the sutra field,controlled field,and matter element for judge are determined.A matter element judge model for comprehensive land consolidation benefit is established using correlation function of extension set and matter element.The model is applied to land consolidation projects in Wangguantun and Xiajingshen Towns,Yanggao County,Shanxi Province for a case study.The grade of comprehensive benefit belongs to degree Km(P)=(-0.101,0.037,-0.431),being a general grade,and it has a result similar to fuzzy comprehensive evaluation and accords to the conditions of project area.It is an attempt that matter element model is applied to evaluate comprehensive benefit of land consolidation.A new idea is provided for quantitative evaluation of land consolidation comprehensive benefit.