| Place Name | Union Township (Benton County) |
| Place Type | Township |
| ZIP Code(s) | 65324 65326 65355 65634 |
| County | Benton County |
| Area Code(s) | 573,417,660 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 1,203 |
| Majority Ethnicity | White 98.57% |
| US Congressional District(s) | Missouri 4th |
| State House Districts | 125 |
| State Senate Districts | 28 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.57% |
| African American | 0% |
| Hispanic | 1.43% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |