| Zip Code : | 61065 |
| City : | Poplar Grove village, Timberlane village |
| County : | Boone County |
| State : | Illinois (IL) |
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| Land Area : | 51.10 sq mi |
| Water Area : | 0.37 sq mi |
| Latitude : | 42.4005880 |
| Longitude : | -88.8369517 |
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| Population (2010): | 11,156 |
| Population Estimate (2012) : | 11,086 |
| Population Density : | 218.32/sq mi |
| Housing Units (2012) : | 3,939 |
| Median Household Income (2012) : | $65,972 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $67,177 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $163,400 (Illinois : $190,800, USA : $181,400) |