| City : | Twin Grove |
| County : | Mclean County |
| State : | Illinois (IL) |
| Land Area : | 3.97 sq mi |
| Water Area : | 0.00 sq mi |
| Latitude : | 40.4793233 |
| Longitude : | -89.1015157 |
| Population (2010): | 1,564 |
| Population Estimate (2012) : | 1,504 |
| Population Density : | 393.88/sq mi |
| Housing Units (2012) : | 616 |
| Median Household Income (2012) : | $102,411 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $119,375 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $249,400 (Illinois : $190,800, USA : $181,400) |
Twin Grove Zip Codes
| 61705 (12,263) |