| Place Name | Hornellsville |
| Place Type | Town |
| ZIP Code(s) | 14803 14807 14823 14843 |
| County | Steuben County |
| Area Code(s) | 607 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 4,037 |
| Majority Ethnicity | White 96.56% |
| Metro/Micro Stats Area | Corning, NY |
| US Congressional District(s) | New York 23rd |
| State Assembly Districts | 133 |
| State Senate Districts | 58 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 96.56% |
| African American | 0.3% |
| Hispanic | 0% |
| Asian | 0.64% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.51% |