| | | County | Population | Water Area | Near Airport | Homes | Min Home Price | Max Home Price |
 |  | Deer Lodge | 9417 | 4.2 sq mi | Bert Mooney Airport (BTM) | 47 | 60,000 | 1,700,000 |
| | Flathead | 74471 | 158.1 sq mi | Glacier Park Int'l (FCA) | 1113 | 119,000 | 20,000,000 |
| | Granite | 2830 | 5.7 sq mi | Bert Mooney Airport (BTM) | 51 | 39,000 | 1,250,000 |
| | Lake | 26507 | 159.9 sq mi | Glacier Park Int'l (GPI) | 232 | 49,999 | 8,900,000 |
| | Lewis & Clark | 55716 | 36.6 sq mi | Helena Regional Airport (HLN) | 0 | | |
| | Lincoln | 18837 | 62.4 sq mi | Glacier Park Int'l (GPI) | 346 | 47,000 | 5,000,000 |
| | Mineral | 3884 | 3.6 sq mi | Missoula Int'lAirport (MSO) | 53 | 55,000 | 4,300,000 |
| | Missoula | 95802 | 20.4 sq mi | Missoula Int'lAirport (MSO) | 492 | 1 | 28,350,000 |
| | Powell | 7180 | 6.7 sq mi | Bert Mooney Airport (BTM) | 46 | 36,000 | 9,000,000 |
| | Ravalli | 36070 | 6.1 sq mi | Missoula Int'lAirport (MSO) | 342 | 52,500 | 19,500,000 |
| | Sanders | 10227 | 27.9 sq mi | Missoula Int'lAirport (MSO) | 127 | 25,000 | 2,750,000 |
