Reynoldsville is a borough in Jefferson County, Pennsylvania, 102mi northeast of Pittsburgh, in a productive soft coal region. In the past, it had silk mills, brick and tile works, a tannery, a macaroni factory, and an asbestos plant to provide employment. In 1900, the population stood at 3,435 people; and in 1910, 3,189. Reynoldsville was greatly enlarged in 1913 when it annexed West Reynoldsville (population 993 in 1910) and three large adjacent areas. The population was 2,710 at the 2000 census.Reynoldsville was originally called Winslow Township and was renamed after local postmaster Thomas Reynolds in 1850.HistoryThe Herpel Brothers Foundry and Machine Shop was added to the National Register of Historic Places in 2004.GeographyReynoldsville is located at .According to the United States Census Bureau, the borough has a total area of 1.5sqmi, all of it land.DemographicsAs of the census of 2000, there were 2,710 people, 1,117 households, and 741 families residing in the borough. The population density was 1,874.2 people per square mile (721.6/km²). There were 1,233 housing units at an average density of 852.7 per square mile (328.3/km²). The racial makeup of the borough was 98.86% White, 0.15% African American, 0.37% Native American, 0.11% Asian, and 0.52% from two or more races. Hispanic or Latino of any race were 0.55% of the population.