| County : | Greene County |
| State : | Illinois (IL) |
| Land Area : | 543.02 sq mi |
| Water Area : | 3.25 sq mi |
| Latitude : | 39.3554444 |
| Longitude : | -90.3877569 |
| Population (2010): | 13,886 |
| Population Estimate (2012) : | 13,828 |
| Population Density : | 25.57/sq mi |
| Housing Units (2012) : | 6,389 |
| Median Household Income (2012) : | $42,556 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $50,903 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $73,300 (Illinois : $190,800, USA : $181,400) |
Greene County Cities / Towns
| Carrollton City (2,484) | Eldred Village (201) | Greenfield City (1,071) |
| Hillview Village (193) | Kane Village (438) | Rockbridge Village (169) |
| Roodhouse City (1,814) | White Hall City (2,520) | Wilmington Village (142) |
Greene County Zip Codes
| 62016 (3,816) | 62027 (536) | 62044 (2,009) |
| 62050 (473) | 62054 (872) | 62078 (119) |
| 62081 (298) | 62082 (3,109) | 62092 (2,979) |
| 62098 (91) | 62630 (532) |