Shapefile is based on 2010 geographies. Missing data for Todd Township (76985), and Abington township (00140). Rural is defined crudely as municipalities that have fewer than 2,500 people, and those that have a density of less than the statewide density of 291.61 persons per square mile.
Jonathan Cervas | Carnegie Mellon University
Source:Data: US Census Bureau (Public Law 94-171 Summary Files), Center for Rural PennsylvaniaGet the data