| Name | Richland County |
| State | Ohio |
| FIPS Code | 39139 |
| County Seat | Mansfield |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 124,286 |
| Population Growth Rate(2000-2022) | 0.37% |
| Majority Ethnicity | White 90.38% |
| Public School Majority Ethnicity | White 79% |
| Partisan Voting Index | Strongly Republican:+22 |
| Unemployment Rate (June 2025) | 5.7% |
| Area Code(s) | 419 / 567 / 220 / 740 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 90.38% |
| African American | 8.33% |
| Hispanic | 0.1% |
| Asian | 0.91% |
| Native American | 0.14% |
| Hawaiin/Pacific Islander | 0.14% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 78.6% |
| African American | 9.22% |
| Hispanic | 3.37% |
| Asian | 0.5% |
| Native American | 0.11% |
| Hawaiin/Pacific Islander | 0.08% |