| Place Name | Union Township (Sherman County) |
| Place Type | Township |
| ZIP Code(s) | 67732 67733 |
| County | Sherman County |
| Area Code(s) | 785 |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2021) | 93 |
| Majority Ethnicity | White 97.89% |
| US Congressional District(s) | Kansas 1st |
| State House Districts | 120 |
| State Senate Districts | 40 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.89% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.11% |