| City : | Rock Falls City |
| County : | Cerro Gordo County, Neosho County |
| State : | Iowa (IA) |
| Land Area : | 0.21 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 43.2069876 |
| Longitude : | -93.0871547 |
| Population (2010): | 155 |
| Population Estimate (2012) : | 130 |
| Population Density : | 733.34/sq mi |
| Housing Units (2012) : | 74 |
| Median Household Income (2012) : | $51,667 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $52,500 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $100,000 (Iowa : $123,000, USA : $181,400) |