| | | County | Population | Water Area | Near Airport | Homes | Min Home Price | Max Home Price |
 |  | Deer Lodge | 9417 | 4.2 sq mi | Bert Mooney Airport (BTM) | 46 | 30,000 | 999,900 |
| | Flathead | 74471 | 158.1 sq mi | Glacier Park Int'l (FCA) | 4528 | 5,000 | 13,500,000 |
| | Granite | 2830 | 5.7 sq mi | Bert Mooney Airport (BTM) | 187 | 17,000 | 4,900,000 |
| | Lake | 26507 | 159.9 sq mi | Glacier Park Int'l (GPI) | 839 | 27,000 | 7,500,000 |
| | Lewis & Clark | 55716 | 36.6 sq mi | Helena Regional Airport (HLN) | 0 | | |
| | Lincoln | 18837 | 62.4 sq mi | Glacier Park Int'l (GPI) | 638 | 18,900 | 7,500,000 |
| | Mineral | 3884 | 3.6 sq mi | Missoula Int'lAirport (MSO) | 160 | 29,000 | 9,245,000 |
| | Missoula | 95802 | 20.4 sq mi | Missoula Int'lAirport (MSO) | 2017 | 6,500 | 6,250,000 |
| | Powell | 7180 | 6.7 sq mi | Bert Mooney Airport (BTM) | 49 | 35,000 | 2,275,000 |
| | Ravalli | 36070 | 6.1 sq mi | Missoula Int'lAirport (MSO) | 1239 | 39,000 | 11,500,000 |
| | Sanders | 10227 | 27.9 sq mi | Missoula Int'lAirport (MSO) | 630 | 15,000 | 5,500,000 |
