| Place Name | Union Township (Pike County) |
| Place Type | Township |
| ZIP Code(s) | 45613 45648 45661 45690 |
| County | Pike County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 1,077 |
| Majority Ethnicity | White 97.59% |
| US Congressional District(s) | Ohio 2nd |
| State House Districts | 91 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.59% |
| African American | 1.49% |
| Hispanic | 0% |
| Asian | 0.93% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |