| County : | Fergus County |
| State : | Montana (MT) |
| Land Area : | 4,339.78 sq mi |
| Water Area : | 10.61 sq mi |
| Latitude : | 47.2229967 |
| Longitude : | -109.2232798 |
| Population (2010): | 11,586 |
| Population Estimate (2012) : | 11,507 |
| Population Density : | 2.67/sq mi |
| Housing Units (2012) : | 5,836 |
| Median Household Income (2012) : | $39,276 (Montana : $45,456, USA : $53,046) |
| Median Family Income (2012) : | $53,346 (Montana : $58,951, USA : $64,585) |
| Median House Price (2012) : | $116,200 (Montana : $183,000, USA : $181,400) |
Fergus County Cities / Towns
| Denton Town (255) | Grass Range Town (110) | Lewistown City (5,901) |
| Lewistown Heights (407) | Moore Town (193) | Roy (108) |
| Winifred Town (208) |
Fergus County Zip Codes
| 59032 (408) | 59418 (95) | 59424 (87) |
| 59430 (454) | 59441 (82) | 59451 (241) |
| 59453 (362) | 59457 (9,105) | 59464 (500) |
| 59471 (295) | 59489 (396) |