Our Library Data Finder tool uses data from IMLS.gov, including two columns: Locale and REAP Locale.  These codes can be used to help determine the local geography of a library system, such as rural, suburban, and urban.  The two columns are somewhat different; definitions below:

Locale    
Urban-centric locale code. The geographic location in terms of the size of the community in which it is located and the proximity of that community to urban and metropolitan areas.

  • 11–City, Large: Territory inside an urbanized area and inside a principal city with population of 250,000 or more.
  • 12–City, Mid-size: Territory inside an urbanized area and inside a principal city with a population less than 250,000 and greater than or equal to 100,000.
  • 13–City, Small: Territory inside an urbanized area and inside a principal city with a population less than 100,000.
  • 21–Suburb, Large: Territory outside a principal city and inside an urbanized area with population of 250,000 or more.
  • 22–Suburb, Mid-size: Territory outside a principal city and inside an urbanized area with a population less than 250,000 and greater than or equal to 100,000.
  • 23–Suburb, Small: Territory outside a principal city and inside an urbanized area with a population less than 100,000.
  • 31–Town, Fringe: Territory inside an urban cluster that is less than or equal to 10 miles from an urbanized area.
  • 32–Town, Distant: Territory inside an urban cluster that is more than 10 miles and less than or equal to 35 miles from an urbanized area.
  • 33–Town, Remote: Territory inside an urban cluster that is more than 35 miles from an urbanized area.
  • 41–Rural, Fringe: Census-defined rural territory that is less than or equal to 5 miles from an urbanized area, as well as rural territory that is less than or equal to 2.5 miles from an urban cluster.
  • 42–Rural, Distant: Census-defined rural territory that is more than 5 miles but less than or equal to 25 miles from an urbanized area, as well as rural territory that is more than 2.5 miles but less than or equal to 10 miles from an urban cluster.
  • 43–Rural, Remote: Census-defined rural territory that is more than 25 miles from an urbanized area and is also more than 10 miles from an urban cluster.
  • M–Missing

REAP Locale
REAP (The Rural Education Achievement Program) Urban-centric locale code. The geographic location in terms of the size of the community in which it is located and the location of that community relative to urban and metropolitan areas.

  • 01–Large City: A principal city of a metropolitan area, with the city having a population greater than or equal to 250,000.
  • 02–Mid-size City: A principal city of a metropolitan area, with the city having a population less than 250,000.
  • 03–Urban Fringe of a Large City: Any incorporated place, Census-designated place, or non-place territory within a metropolitan area of a large city and defined as urban by the Census Bureau.
  • 04–Urban Fringe of a Mid-size City: Any incorporated place, Census-designated place, or non-place territory within a metropolitan area of a midsize city and defined as urban by the Census Bureau.
  • 05–Large Town: An incorporated place or Census-designated place with a population greater than or equal to 25,000 and located outside a metropolitan area.
  • 06–Small Town: An incorporated place or Census-designated place with a population less than 25,000 and greater than or equal to 2,500 and located outside a metropolitan area.
  • 07–Rural, Outside Metropolitan Area: Any incorporated place, Census-designated place, or non-place territory not within a metropolitan area and defined as rural by the Census Bureau. 08–Rural, Inside Metropolitan Area: Any incorporated place, Census-designated place, or non-place territory within a metropolitan area and defined as rural by the Census Bureau.