| County : | Fayette County |
| State : | Illinois (IL) |
| Land Area : | 716.48 sq mi |
| Water Area : | 8.86 sq mi |
| Latitude : | 39.0011246 |
| Longitude : | -89.0179232 |
| Population (2010): | 22,140 |
| Population Estimate (2012) : | 22,082 |
| Population Density : | 30.90/sq mi |
| Housing Units (2012) : | 9,302 |
| Median Household Income (2012) : | $43,724 (Illinois : $56,853, USA : $53,046) |
| Median Family Income (2012) : | $52,707 (Illinois : $70,144, USA : $64,585) |
| Median House Price (2012) : | $79,600 (Illinois : $190,800, USA : $181,400) |
Fayette County Cities / Towns
| Bingham Village (83) | Brownstown Village (759) | Farina Village (518) |
| Ramsey Village (1,037) | St. Elmo City (1,426) | St. Peter Village (359) |
| Vandalia City (7,042) |
Fayette County Zip Codes
| 62011 (284) | 62032 (749) | 62075 (3,458) |
| 62080 (2,508) | 62253 (696) | 62262 (1,810) |
| 62411 (4,430) | 62414 (1,886) | 62418 (2,133) |
| 62422 (1,156) | 62426 (1,085) | 62431 (1,232) |
| 62458 (2,228) | 62471 (10,233) | 62838 (1,497) |
| 62875 (1,167) | 62880 (717) | 62885 (839) |
| 62892 (317) |