The purpose of this paper is to clarify the number of remaining historic buildings in Niigata and to understand design character of these buildings. This is to prepare a basic data for expected district designation and establishment of a design guideline. Major results are as fi llows: 1) 1,405 / 10,358 buildings are estimated to be historic buildings. 2) Over 50 types of facede design are extracted from 490 Machiya, traditional marchants' houses. 3) Machiya in Niigata are essentially Tateya whose ridge of the roof is vertical to the attached street. Additionally, T-type, a Mixture of Tateya and Yokoya, whose ridge of the roof is horizontal to the attached street, is typical and distinctive Machiya in present Niigata.