| Zip Code : | 60178 |
| City : | Burlington village, Cortland town, DeKalb city, Sycamore city |
| County : | DeKalb County, Kane County |
| State : | Illinois (IL) |
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| Land Area : | 69.33 sq mi |
| Water Area : | 0.55 sq mi |
| Latitude : | 42.0067910 |
| Longitude : | -88.6706692 |
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| Population (2010): | 21,840 |
| Population Estimate (2012) : | 21,907 |
| Population Density : | 315.03/sq mi |
| Housing Units (2012) : | 9,022 |
| Median Household Income (2012) : | $63,963 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $80,933 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $182,200 (Illinois : $190,800, USA : $181,400) |