Regional culture is the unique temperament of characteristic small towns,the construction of small towns based on regional culture is the only way to realize the high-quality development of small towns with characteristics.This paper explores the inherent role of regional culture in promoting the development of small towns with characteristics. Taking small towns with characteristics in Shaanxi Province as the research object,this paper analyses the characteristics of Shaanxi regional culture and the status quo of the development of small towns with characteristics.In view of the problems of insufficient excavation of regional cultural resources,weak industrial support,insufficient transformation of cultural value innovation and weak brand-building ability in the process of the construction of small towns with characteristics in Shaanxi Province. This paper puts forward the upgrading and development path of small towns with Shaanxi characteristics from the aspects of digging deep into the value of Shaanxi regional cultural resources,fully demonstrating regional cultural characteristics,accurately docking the new needs of cultural development,and effectively shaping Shaanxi regional cultural brand.