| Name | Montgomery County |
| Place Type | County |
| Located in | |
| County Seat | Hillsboro |
| Coordinates | | Latitude | | 39.2333809 | | 39° 14' 00.2" N | | Longitude | | -89.4500880 | | 89° 27' 00.3" W |
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| Population | 30,728 |
| Elevation | 195 m |
| Surrounding Counties | Christian N Shelby E Fayette SE Bond S Madison SW Macoupin W Sangamon N
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| USGS GNIS FeatureID | 1784866 |
| Histopolis Place ID | 930131334 |
| Updated Apr 15, 2011 |
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| Map Layers (check box to show) | Place under cursor |
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5 Cities, 15 Villages, 14 Unincorporated Places (u.p.) (Village is assumed unless noted)