| Capital: | Vandalia |
|---|---|
| Origen y Formación del condado: | Bond, Wayne, Clark, Jefferson, and Crawford County |
| Población: | 22,140 habitantes |
| Área: | 716 sq mi |
| Localización del condado dentro de Illinois: |
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Localidades en Fayette, Illinois
- Bear Grove Township Fayette County
- Bingham
- Bowling Green Township Fayette County
- Brownstown
- Carson Township Fayette County
- Farina
- Hagarstown
- LaClede Township Fayette County
- Lone Grove Township Fayette County
- Loogootee
- Loudon Township Fayette County
- North Hurricane Township Fayette County
- Otego Township Fayette County
- Ramsey
- Sefton Township Fayette County
- Seminary Township Fayette County
- Sharon Township Fayette County
- Shobonier
- South Hurricane Township Fayette County
- St. Elmo
- St. Peter
- Vandalia
- Wheatland Township Fayette County
- Wilberton Township Fayette County