| Place Name | Hilliar Township |
| Place Type | Township |
| ZIP Code(s) | 43011 |
| County | Knox County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 3,765 |
| Majority Ethnicity | White 98.15% |
| Metro/Micro Stats Area | Mount Vernon, OH |
| US Congressional District(s) | Ohio 7th |
| State House Districts | 68 |
| State Senate Districts | 19 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.15% |
| African American | 0.57% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.28% |