| Name | Darke County |
| State | Ohio |
| FIPS Code | 39037 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2020) | 51,881 |
| Population Growth Rate(2000-2020) | -2% |
| Majority Ethnicity | White 97.13% |
| Public School Majority Ethnicity | White 95% |
| Partisan Voting Index | Strongly Republican:+30 |
| Unemployment Rate | 4.1% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 97.13% |
| African American | 0.66% |
| Hispanic | 1.53% |
| Asian | 0.45% |
| Native American | 0.22% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 95.12% |
| African American | 0.4% |
| Hispanic | 1.84% |
| Asian | 0.42% |
| Native American | 0.09% |
| Hawaiin/Pacific Islander | 0.08% |