| Place Name | Union Township (Porter County) |
| Place Type | Township |
| ZIP Code(s) | 46342 46385 |
| County | Porter County |
| Area Code(s) | 219 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 9,328 |
| Majority Ethnicity | White 90.03% |
| Metro/Micro Stats Area | Chicago-Naperville-Elgin, IL-IN-WI |
| US Congressional District(s) | Indiana 1st |
| State House Districts | 4 |
| State Senate Districts | 4,5 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 90.03% |
| African American | 1.51% |
| Hispanic | 0.13% |
| Asian | 1.08% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 7.25% |