| City : | King Arthur Park |
| County : | Gallatin County |
| State : | Montana (MT) |
| Land Area : | 0.32 sq mi |
| Water Area : | 0.01 sq mi |
| Latitude : | 45.6679417 |
| Longitude : | -111.1286737 |
| Population (2010): | 738 |
| Population Estimate (2012) : | 683 |
| Population Density : | 2,320.31/sq mi |
| Housing Units (2012) : | 353 |
| Median Household Income (2012) : | $41,563 (Montana : $45,456, USA : $53,046) |
| Median Family Income (2012) : | $47,750 (Montana : $58,951, USA : $64,585) |
| Median House Price (2012) : | $26,700 (Montana : $183,000, USA : $181,400) |
King Arthur Park Zip Codes
| 59718 (27,367) |