USA
> South Dakota > Zip Code 57571
| Zip Code : | 57571 |
| City : | St. Charles |
| County : | Gregory County |
| State : | South Dakota (SD) |
| Land Area : | 0.39 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 43.0852192 |
| Longitude : | -99.0925055 |
| Population (2010): | 14 |
| Population Estimate (2012) : | 19 |
| Population Density : | 35.59/sq mi |
| Housing Units (2012) : | 16 |
| Median Household Income (2012) : | $9,038 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $0 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $11,900 (South Dakota : $129,800, USA : $181,400) |