| | Kootenai County | ID | 16055 | | Coeur d'Alene, ID 17660 | Spokane-Spokane
Valley-Coeur
d'Alene, WA-ID 518 | Central | metro county (urban) | recreation | https://maps.google.com/?q=KootenaiCounty+ID |
| | Oneida County | ID | 16071 | | Brigham City, UT-ID 14940 | Salt Lake
City-Provo-Orem, UT-ID 482 | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=OneidaCounty+ID |
| | Latah County | ID | 16057 | | Moscow, ID 34140 | Pullman-Moscow, WA-ID 446 | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=LatahCounty+ID |
| | Bingham County | ID | 16011 | | Blackfoot, ID 13940 | Idaho
Falls-Rexburg-Blackfoot,
ID 292 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=BinghamCounty+ID |
| | Bonneville County | ID | 16019 | | Idaho Falls, ID 26820 | Idaho
Falls-Rexburg-Blackfoot,
ID 292 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BonnevilleCounty+ID |
| | Butte County | ID | 16023 | | Idaho Falls, ID 26820 | Idaho
Falls-Rexburg-Blackfoot,
ID 292 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=ButteCounty+ID |
| | Fremont County | ID | 16043 | | Rexburg, ID 39940 | Idaho
Falls-Rexburg-Blackfoot,
ID 292 | Outlying | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=FremontCounty+ID |
| | Jefferson County | ID | 16051 | | Idaho Falls, ID 26820 | Idaho
Falls-Rexburg-Blackfoot,
ID 292 | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=JeffersonCounty+ID |
| | Madison County | ID | 16065 | | Rexburg, ID 39940 | Idaho
Falls-Rexburg-Blackfoot,
ID 292 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MadisonCounty+ID |
| | Ada County | ID | 16001 | | Boise City, ID 14260 | Boise City-Mountain
Home-Ontario, ID-OR 147 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=AdaCounty+ID |