Abstract Objective：To understand the oral health of university population and the incidence and characteristics of common oral diseases， therefore provide oral health care more efficiently， the common oral disease’s distribution and incidence have been obtained by collection of oral disease information.Method：1060 patients who came to community Hospital of Renmin University of China had been examinated for 20 months from 2012 to 2013.The incidence and distribution of common oral diseased was documented and analyzed in accordance with diseases and ages.Statistic analysis was also given.Result：The periodontitis， dental caries， endodontic disease， wedge-shaped defect and dentition defect rank top reasons for seeking medical service.Moreover， the etiological phenomenon existed in every age group.Conclusion：The common oral diseases happen also commonly in university population.The incidence and distribution of the diseased suggest corresponding physical examinations should be given to those live in university community regularly，and also the education of oral maintenance.
