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> South Dakota > Zip Code 57750
| Zip Code : | 57750 |
| City : | Interior town |
| County : | Jackson County |
| State : | South Dakota (SD) |
| Land Area : | 275.17 sq mi |
| Water Area : | 0.59 sq mi |
| Latitude : | 43.5937923 |
| Longitude : | -101.9555466 |
| Population (2010): | 295 |
| Population Estimate (2012) : | 393 |
| Population Density : | 1.07/sq mi |
| Housing Units (2012) : | 143 |
| Median Household Income (2012) : | $55,179 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $46,250 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $55,700 (South Dakota : $129,800, USA : $181,400) |