| Place Name | Cadiz |
| Place Type | Village |
| ZIP Code(s) | 43907 |
| County | Harrison County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 3,335 |
| Population Growth Rate (2010-19) | -9.01% |
| Majority Ethnicity | White 84.75% |
| US Congressional District(s) | Ohio 6th |
| State House Districts | 95 |
| State Senate Districts | 30 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 84.75% |
| African American | 14.7% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.55% |