USA
> Marshalltown, IA Micro Area
| Metropolitan statistical area : | Marshalltown, IA Micro Area |
| Land Area : | 572.50 sq mi |
| Water Area : | 0.70 sq mi |
| Latitude : | 42.0416910 |
| Longitude : | -92.9814523 |
| Population (2010): | 40,648 |
| Population Estimate (2012) : | 40,568 |
| Population Density : | 71.00/sq mi |
| Housing Units (2012) : | 16,831 |
| Median Household Income (2012) : | $49,259 (USA : $53,046) |
| Median Family Income (2012) : | $59,515 (USA : $64,585) |
| Median House Price (2012) : | $104,000 (USA : $181,400) |