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> South Dakota > Zip Code 57256
| Zip Code : | 57256 |
| City : | Ortley town |
| County : | Grant County, Roberts County |
| State : | South Dakota (SD) |
| Land Area : | 28.67 sq mi |
| Water Area : | 0.24 sq mi |
| Latitude : | 45.2608987 |
| Longitude : | -97.1952912 |
| Population (2010): | 127 |
| Population Estimate (2012) : | 101 |
| Population Density : | 4.43/sq mi |
| Housing Units (2012) : | 64 |
| Median Household Income (2012) : | $52,639 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $36,250 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $83,500 (South Dakota : $129,800, USA : $181,400) |