| Capital: | Lancaster |
|---|---|
| Origen y Formación del condado: | Ross and Washington Counties |
| Población: | 146,156 habitantes |
| Área: | 505 sq mi |
| Localización del condado dentro de Ohio: |
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Localidades en Fairfield, Ohio
- Amanda
- Amanda Township Fairfield County
- Baltimore
- Berne Township Fairfield County
- Bloom Township Fairfield County
- Bremen
- Buckeye Lake
- Canal Winchester
- Carroll
- Clearcreek Township Fairfield County
- Columbus
- Fairfield Beach
- Greenfield Township Fairfield County
- Hocking Township Fairfield County
- Lancaster
- Liberty Township Fairfield County
- Lithopolis
- Madison Township Fairfield County
- Millersport
- Pickerington
- Pleasantville
- Pleasant Township Fairfield County
- Reynoldsburg
- Richland Township Fairfield County
- Rushville
- Rush Creek Township Fairfield County
- Stoutsville
- Sugar Grove
- Tarlton
- Thurston
- Violet Township Fairfield County
- Walnut Township Fairfield County
- West Rushville