| Capital: | Galena |
|---|---|
| Origen y Formación del condado: | Henry, Mercer, and Putnam County |
| Población: | 22,678 habitantes |
| Área: | 601 sq mi |
| Localización del condado dentro de Illinois: |
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Localidades en Jo Daviess, Illinois
- Apple River
- Apple River Township Jo Daviess County
- Berreman Township Jo Daviess County
- Council Hill Township Jo Daviess County
- Derinda Township Jo Daviess County
- Dunleith Township Jo Daviess County
- East Dubuque
- East Galena Township Jo Daviess County
- Elizabeth
- Galena
- Guilford Township Jo Daviess County
- Hanover
- Hanover Township Jo Daviess County
- Menominee
- Menominee Township Jo Daviess County
- Nora
- Nora Township Jo Daviess County
- Pleasant Valley Township Jo Daviess County
- Rawlins Township Jo Daviess County
- Rice Township Jo Daviess County
- Rodden
- Rush Township Jo Daviess County
- Scales Mound
- Scales Mound Township Jo Daviess County
- Stockton
- Stockton Township Jo Daviess County
- Thompson Township Jo Daviess County
- Vinegar Hill Township Jo Daviess County
- Wards Grove Township Jo Daviess County
- Warren
- Warren Township Jo Daviess County
- West Galena Township Jo Daviess County
- Woodbine Township Jo Daviess County