| Zip Code : | 61540 |
| City : | Lacon city |
| County : | Marshall County |
| State : | Illinois (IL) |
| | |
| Land Area : | 52.17 sq mi |
| Water Area : | 6.36 sq mi |
| Latitude : | 41.0145998 |
| Longitude : | -89.3665971 |
| | |
| Population (2010): | 2,916 |
| Population Estimate (2012) : | 2,891 |
| Population Density : | 55.90/sq mi |
| Housing Units (2012) : | 1,299 |
| Median Household Income (2012) : | $57,500 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $65,076 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $110,300 (Illinois : $190,800, USA : $181,400) |