| Zip Code : | 62277 |
| City : | Prairie du Rocher village |
| County : | Monroe County, Randolph County |
| State : | Illinois (IL) |
| | |
| Land Area : | 63.87 sq mi |
| Water Area : | 2.49 sq mi |
| Latitude : | 38.0971096 |
| Longitude : | -90.1123113 |
| | |
| Population (2010): | 1,314 |
| Population Estimate (2012) : | 1,174 |
| Population Density : | 20.57/sq mi |
| Housing Units (2012) : | 599 |
| Median Household Income (2012) : | $39,635 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $55,833 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $83,700 (Illinois : $190,800, USA : $181,400) |