Abstract: Atypical historical neighborhoods refer to the traditional neighborhoods that have a certain number of historical buildings in the neighborhood, but the integrity of the traditional features and historical protection value of the neighborhood have suffered great damages so that cannot be included in the legal protection system. Its renewal carries historical accumulation and features, which is of great significance for improving the quality of the city and shaping its characteristics. This article sorts out the renewal predicament of atypical historical streets, and explores countermeasures in the three dimensions of protection, renewal, and development based on the perspective of urban double repair. Finally, taking the renewal practice of Kaiyuan Street in Tonglu County as an example, it summarizes its value characteristics and problems; and proposes three major update countermeasures, which are demand-oriented functional repairs, space design with promotion as the starting point, and community building, in order to promote block renewal from point to plane and help with playing its important role in urban function remodeling, spatial reconstruction, context extension, etc.