| Place Name | Union Township (Parke County) |
| Place Type | Township |
| ZIP Code(s) | 46135 47834 47837 47872 |
| County | Parke County |
| Area Code(s) | 765 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 1,208 |
| Majority Ethnicity | White 98.01% |
| Metro/Micro Stats Area | Terre Haute, IN |
| US Congressional District(s) | Indiana 8th |
| State House Districts | 44 |
| State Senate Districts | 23 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.01% |
| African American | 1.99% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |