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> South Dakota > Zip Code 57470
| Zip Code : | 57470 |
| City : | Rockham town |
| County : | Hand County, Faulk County |
| State : | South Dakota (SD) |
| Land Area : | 150.42 sq mi |
| Water Area : | 1.18 sq mi |
| Latitude : | 44.8839007 |
| Longitude : | -98.8942863 |
| Population (2010): | 143 |
| Population Estimate (2012) : | 191 |
| Population Density : | 0.95/sq mi |
| Housing Units (2012) : | 93 |
| Median Household Income (2012) : | $50,536 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $37,292 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $46,900 (South Dakota : $129,800, USA : $181,400) |