-
Federal
Rural-Urban Continuum Codes 11 recent views
Department of Agriculture —
The 2013 Rural-Urban Continuum Codes form a classification scheme that distinguishes metropolitan counties by the population size of their metro area, and... -
Federal
Population-Interaction Zones for Agriculture (PIZA)
Department of Agriculture —
Note: Updates to this data product are discontinued. The PIZA codes index small geographic areas (the contiguous 48 States divided up into five-kilometer grid cells)...