| Name | Mercer County |
| State | Ohio |
| FIPS Code | 39107 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 40,866 |
| Population Growth Rate(2000-2022) | 4.2% |
| Majority Ethnicity | White 96.61% |
| Public School Majority Ethnicity | White 94% |
| Partisan Voting Index | Strongly Republican:+31 |
| Unemployment Rate | 2.9% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 96.61% |
| African American | 0.61% |
| Hispanic | 1.9% |
| Asian | 0.44% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.44% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 93.63% |
| African American | 0.49% |
| Hispanic | 2.15% |
| Asian | 0.64% |
| Native American | 0.09% |
| Hawaiin/Pacific Islander | 1.58% |