| Place Name | Union Township (Montgomery County) |
| Place Type | Township |
| ZIP Code(s) | 47933 47965 47968 |
| County | Montgomery County |
| Area Code(s) | 765 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 25,049 |
| Majority Ethnicity | White 91.44% |
| Metro/Micro Stats Area | Crawfordsville, IN |
| US Congressional District(s) | Indiana 4th |
| State House Districts | 41 |
| State Senate Districts | 23 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.44% |
| African American | 1.22% |
| Hispanic | 0.01% |
| Asian | 0.68% |
| Native American | 0.08% |
| Hawaiin/Pacific Islander | 6.56% |