| Name | McDonough County |
| Place Type | County |
| Located in | |
| County Seat | Macomb (Macomb City Township) |
| Coordinates | | Latitude | | 40.4667075 | | 40° 28' 00.1" N | | Longitude | | -90.6667971 | | 90° 40' 00.5" W |
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| Population | 35,244 |
| Elevation | 213 m |
| Surrounding Counties | Warren N Fulton E Schuyler S Hancock W Henderson NW
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| USGS GNIS FeatureID | 1784729 |
| Histopolis Place ID | 923774334 |
| Updated May 12, 2011 |
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| Map Layers (check box to show) | Place under cursor |
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3 Cities, 8 Villages, 16 Unincorporated Places (u.p.) (Unincorporated Place (u.p.) is assumed unless noted)