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> South Dakota > Zip Code 57341
| Zip Code : | 57341 |
| City : | Gann Valley |
| County : | Buffalo County |
| State : | South Dakota (SD) |
| Land Area : | 252.55 sq mi |
| Water Area : | 0.60 sq mi |
| Latitude : | 44.0946673 |
| Longitude : | -99.1179782 |
| Population (2010): | 151 |
| Population Estimate (2012) : | 183 |
| Population Density : | 0.60/sq mi |
| Housing Units (2012) : | 97 |
| Median Household Income (2012) : | $31,125 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $31,875 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $33,100 (South Dakota : $129,800, USA : $181,400) |