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| County : | Perkins County |
| State : | South Dakota (SD) |
| Land Area : | 2,870.46 sq mi |
| Water Area : | 19.51 sq mi |
| Latitude : | 45.4833865 |
| Longitude : | -102.4679947 |
| Population (2010): | 2,982 |
| Population Estimate (2012) : | 2,890 |
| Population Density : | 1.04/sq mi |
| Housing Units (2012) : | 1,739 |
| Median Household Income (2012) : | $37,521 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $52,424 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $57,600 (South Dakota : $129,800, USA : $181,400) |
Perkins County Cities / Towns
| Bison Town (333) | Lemmon City (1,227) | Prairie City (23) |
Perkins County Zip Codes
| 57620 (515) | 57626 (971) | 57638 (1,921) |
| 57640 (176) | 57644 (335) | 57649 (217) |
| 57758 (200) |