| Name | Guernsey County |
| State | Ohio |
| FIPS Code | 39059 |
| County Seat | Cambridge |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 40,056 |
| Population Growth Rate(2000-2022) | -4.11% |
| Majority Ethnicity | White 97.6% |
| Public School Majority Ethnicity | White 94% |
| Partisan Voting Index | Strongly Republican:+22 |
| Unemployment Rate (January 2025) | 4.5% |
| Area Code(s) | 220 / 740 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 97.6% |
| African American | 1.93% |
| Hispanic | 0.06% |
| Asian | 0.42% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 94.42% |
| African American | 0.66% |
| Hispanic | 1.37% |
| Asian | 0.14% |
| Native American | 0.02% |
| Hawaiin/Pacific Islander | 0.02% |