| Zip Code : | 59866 |
| City : | St. Regis |
| County : | Mineral County |
| State : | Montana (MT) |
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| Land Area : | 227.16 sq mi |
| Water Area : | 0.91 sq mi |
| Latitude : | 47.3270418 |
| Longitude : | -115.1585611 |
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| Population (2010): | 943 |
| Population Estimate (2012) : | 1,037 |
| Population Density : | 4.15/sq mi |
| Housing Units (2012) : | 588 |
| Median Household Income (2012) : | $33,380 (Montana : $45,456, USA : $53,046) |
| Median Family Income (2012) : | $36,136 (Montana : $58,951, USA : $64,585) |
| Median House Price (2012) : | $140,500 (Montana : $183,000, USA : $181,400) |