| Zip Code : | 60180 |
| City : | Marengo city, Union village |
| County : | McHenry County |
| State : | Illinois (IL) |
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| Land Area : | 21.66 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 42.2252621 |
| Longitude : | -88.5245266 |
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| Population (2010): | 1,694 |
| Population Estimate (2012) : | 1,428 |
| Population Density : | 78.20/sq mi |
| Housing Units (2012) : | 651 |
| Median Household Income (2012) : | $67,500 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $82,541 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $244,200 (Illinois : $190,800, USA : $181,400) |