| City : | Rapid Valley |
| County : | Pennington County |
| State : | South Dakota (SD) |
| | |
| Land Area : | 7.44 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 44.0755507 |
| Longitude : | -103.1247885 |
| | |
| Population (2010): | 8,260 |
| Population Estimate (2012) : | 8,280 |
| Population Density : | 1,110.02/sq mi |
| Housing Units (2012) : | 3,101 |
| Median Household Income (2012) : | $56,786 (South Dakota : $49,091, USA : $53,046) |
| Median Family Income (2012) : | $64,649 (South Dakota : $62,967, USA : $64,585) |
| Median House Price (2012) : | $140,300 (South Dakota : $129,800, USA : $181,400) |