| City : | Matlock City |
| County : | Sioux County |
| State : | Iowa (IA) |
| Land Area : | 0.37 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 43.2443283 |
| Longitude : | -95.9345034 |
| Population (2010): | 87 |
| Population Estimate (2012) : | 65 |
| Population Density : | 235.09/sq mi |
| Housing Units (2012) : | 35 |
| Median Household Income (2012) : | $69,375 (Iowa : $51,129, USA : $53,046) |
| Median Family Income (2012) : | $55,000 (Iowa : $64,772, USA : $64,585) |
| Median House Price (2012) : | $56,300 (Iowa : $123,000, USA : $181,400) |