| | | County | Population | Water Area | Near Airport | Homes | Min Home Price | Max Home Price |
 |  | Deer Lodge | 9417 | 4.2 sq mi | Bert Mooney Airport (BTM) | 139 | 9,900 | 1,300,000 |
| | Flathead | 74471 | 158.1 sq mi | Glacier Park Int'l (FCA) | 2686 | 7,950 | 20,000,000 |
| | Granite | 2830 | 5.7 sq mi | Bert Mooney Airport (BTM) | 185 | 14,000 | 12,750,000 |
| | Lake | 26507 | 159.9 sq mi | Glacier Park Int'l (GPI) | 702 | 17,900 | 6,500,000 |
| | Lewis & Clark | 55716 | 36.6 sq mi | Helena Regional Airport (HLN) | 0 | | |
| | Lincoln | 18837 | 62.4 sq mi | Glacier Park Int'l (GPI) | 818 | 15,000 | 4,599,000 |
| | Mineral | 3884 | 3.6 sq mi | Missoula Int'lAirport (MSO) | 258 | 22,000 | 4,900,000 |
| | Missoula | 95802 | 20.4 sq mi | Missoula Int'lAirport (MSO) | 1366 | 11 | 9,990,000 |
| | Powell | 7180 | 6.7 sq mi | Bert Mooney Airport (BTM) | 121 | 22,900 | 3,750,000 |
| | Ravalli | 36070 | 6.1 sq mi | Missoula Int'lAirport (MSO) | 1046 | 7,500 | 27,500,000 |
| | Sanders | 10227 | 27.9 sq mi | Missoula Int'lAirport (MSO) | 487 | 12,500 | 3,200,000 |
