1
|
Counties in metro areas of 1 million population or more
|
Metropolitan
|
2
|
Counties in metro areas of 250,000 to 1 million
|
Metropolitan
|
3
|
Counties in metro areas of fewer than 250,000
|
Metropolitan
|
4
|
Urban population of 20,000 or more, adjacent to a metropolitan area
|
Non-metro
|
5
|
Urban population of 20,000 or more, not adjacent to a metropolitan area
|
Non-metro
|
6
|
Urban population of 2,500 to 19,999, adjacent to a metropolitan area
|
Non-metro
|
7
|
Urban population of 2,500 to 19,999, not adjacent to a metropolitan area
|
Non-metro
|
8
|
Completely rural or less than 2,500 urban population, adjacent to a metropolitan area
|
Non-metro
|
9
|
Completely rural or less than 2,500 urban population, not adjacent to a metropolitan area
|
Non-metro
|