| | | Canyon County | ID | 16027 | | Boise City, ID 14260 | Boise City-Mountain
Home-Ontario, ID-OR 147 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=CanyonCounty+ID |
| | | Elmore County | ID | 16039 | | Mountain Home, ID 34300 | Boise City-Mountain
Home-Ontario, ID-OR 147 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=ElmoreCounty+ID |
| | | Gem County | ID | 16045 | | Boise City, ID 14260 | Boise City-Mountain
Home-Ontario, ID-OR 147 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=GemCounty+ID |
| | | Owyhee County | ID | 16073 | | Boise City, ID 14260 | Boise City-Mountain
Home-Ontario, ID-OR 147 | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=OwyheeCounty+ID |
| | | Payette County | ID | 16075 | | Ontario, OR-ID 36620 | Boise City-Mountain
Home-Ontario, ID-OR 147 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=PayetteCounty+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 |
