| County : | Madison County |
| State : | Montana (MT) |
| Land Area : | 3,587.46 sq mi |
| Water Area : | 15.31 sq mi |
| Latitude : | 45.3192879 |
| Longitude : | -111.9173279 |
| Population (2010): | 7,691 |
| Population Estimate (2012) : | 7,688 |
| Population Density : | 2.14/sq mi |
| Housing Units (2012) : | 6,940 |
| Median Household Income (2012) : | $48,600 (Montana : $45,456, USA : $53,046) |
| Median Family Income (2012) : | $61,174 (Montana : $58,951, USA : $64,585) |
| Median House Price (2012) : | $238,000 (Montana : $183,000, USA : $181,400) |
Madison County Cities / Towns
| Alder (103) | Big Sky (2,308) | Ennis Town (838) |
| Harrison (137) | Pony (118) | Sheridan Town (642) |
| Twin Bridges Town (375) | Virginia City Town (190) |
Madison County Zip Codes
| 59710 (286) | 59716 (1,798) | 59720 (191) |
| 59721 (433) | 59725 (7,963) | 59729 (2,141) |
| 59732 (128) | 59735 (331) | 59740 (495) |
| 59745 (134) | 59747 (159) | 59749 (1,513) |
| 59751 (208) | 59754 (964) | 59755 (210) |
| 59759 (3,643) |