| Place Name | Union Township (Ross County) |
| Place Type | Township |
| ZIP Code(s) | 43113 43115 43164 45601 45628 |
| County | Ross County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 12,622 |
| Majority Ethnicity | White 82.11% |
| Metro/Micro Stats Area | Chillicothe, OH |
| US Congressional District(s) | Ohio 15th |
| State House Districts | 92 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 82.11% |
| African American | 15.79% |
| Hispanic | 0.12% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.98% |