| Name | Preble County |
| State | Ohio |
| FIPS Code | 39135 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 42,240 |
| Population Growth Rate(2000-2022) | -3.01% |
| Majority Ethnicity | White 97.9% |
| Public School Majority Ethnicity | White 96% |
| Partisan Voting Index | Strongly Republican:+27 |
| Unemployment Rate | 3.7% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 97.9% |
| African American | 0.7% |
| Hispanic | 1.11% |
| Asian | 0.23% |
| Native American | 0.05% |
| Hawaiin/Pacific Islander | 0.01% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 95.7% |
| African American | 0.44% |
| Hispanic | 1.08% |
| Asian | 0.51% |
| Native American | 0.08% |
| Hawaiin/Pacific Islander | 0.08% |