| City : | Rock Valley City |
| County : | Sioux County |
| State : | Iowa (IA) |
| Land Area : | 3.22 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 43.2046877 |
| Longitude : | -96.2924423 |
| Population (2010): | 3,354 |
| Population Estimate (2012) : | 3,369 |
| Population Density : | 1,041.32/sq mi |
| Housing Units (2012) : | 1,356 |
| Median Household Income (2012) : | $49,387 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $60,000 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $117,000 (Iowa : $123,000, USA : $181,400) |
Rock Valley City Zip Codes
| 51247 (4,870) |