Defining “rural” is an ongoing conversation and definitions vary across communities depending on funders, geography, and the perceptions of community members. Here are a number of resources and articles that explore “what is rural?” Please post additions to the comments area below.
United States Department of Agriculture
Rural Assistance Center
Defining “Rural” for Rural Library Research, by Thomas Ivie, The Idaho Librarian, 2009
Defining Rural: Too Many Definitions Cause Problems, by Jerry Hagstrom, DTN, 2011