| Capital: | London |
|---|---|
| Origen y Formación del condado: | Franklin County |
| Población: | 43,435 habitantes |
| Área: | 465 sq mi |
| Localización del condado dentro de Ohio: |
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Localidades en Madison, Ohio
- Canaan Township Madison County
- Choctaw Lake
- Darby Township Madison County
- Deer Creek Township Madison County
- Fairfield Township Madison County
- Jefferson Township Madison County
- London
- Midway
- Monroe Township Madison County
- Mount Sterling
- Oak Run Township Madison County
- Paint Township Madison County
- Pike Township Madison County
- Plain City
- Pleasant Township Madison County
- Plumwood
- Range Township Madison County
- Rosedale
- Somerford Township Madison County
- South Solon
- Stokes Township Madison County
- Union Township Madison County
- West Jefferson