| | Allen County | KY | 21003 | | Bowling Green, KY 14540 | Bowling
Green-Glasgow-Franklin,
KY 150 | Outlying | in metro of < 250k | farm-dependent | https://maps.google.com/?q=AllenCounty+KY |
| | Barren County | KY | 21009 | | Glasgow, KY 23980 | Bowling
Green-Glasgow-Franklin,
KY 150 | Central | not in metro; pop > 5k
< 20k; metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=BarrenCounty+KY |
| | Butler County | KY | 21031 | | Bowling Green, KY 14540 | Bowling
Green-Glasgow-Franklin,
KY 150 | Outlying | in metro of < 250k | manufacturing-dependent | https://maps.google.com/?q=ButlerCounty+KY |
| | Edmonson County | KY | 21061 | | Bowling Green, KY 14540 | Bowling
Green-Glasgow-Franklin,
KY 150 | Outlying | in metro of < 250k | federal/state
government-dependent | https://maps.google.com/?q=EdmonsonCounty+KY |
| | Metcalfe County | KY | 21169 | | Glasgow, KY 23980 | Bowling
Green-Glasgow-Franklin,
KY 150 | Outlying | not in metro; pop <
5k; non-metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=MetcalfeCounty+KY |
| | Simpson County | KY | 21213 | | Franklin, KY 23190 | Bowling
Green-Glasgow-Franklin,
KY 150 | Central | not in metro; pop > 5k
< 20k; metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=SimpsonCounty+KY |
| | Warren County | KY | 21227 | | Bowling Green, KY 14540 | Bowling
Green-Glasgow-Franklin,
KY 150 | Central | in metro of < 250k | nonspecialized | https://maps.google.com/?q=WarrenCounty+KY |