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> South Dakota > Day County
| County : | Day County |
| State : | South Dakota (SD) |
| Land Area : | 1,027.86 sq mi |
| Water Area : | 63.22 sq mi |
| Latitude : | 45.3622825 |
| Longitude : | -97.5937339 |
| Population (2010): | 5,710 |
| Population Estimate (2012) : | 5,673 |
| Population Density : | 5.56/sq mi |
| Housing Units (2012) : | 3,630 |
| Median Household Income (2012) : | $40,095 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $49,135 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $71,200 (South Dakota : $129,800, USA : $181,400) |
Day County Cities / Towns
| Andover Town (91) | Bristol City (341) | Butler Town (17) |
| Grenville Town (54) | Lily Town (4) | Pierpont Town (135) |
| Roslyn Town (183) | Waubay City (576) | Webster City (1,886) |
Day County Zip Codes
| 57219 (567) | 57235 (844) | 57239 (223) |
| 57261 (321) | 57273 (1,316) | 57274 (2,813) |
| 57422 (235) | 57434 (566) | 57454 (558) |
| 57468 (247) |