| Place Name | Columbus Grove |
| Place Type | Village |
| ZIP Code(s) | 45830 |
| County | Putnam County |
| Area Code(s) | 419,567 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 1,937 |
| Population Growth Rate (2010-19) | 1.08% |
| Majority Ethnicity | White 94.3% |
| US Congressional District(s) | Ohio 5th |
| State House Districts | 81 |
| State Senate Districts | 1 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 94.3% |
| African American | 1.75% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.95% |