| Place Name | Underhill |
| Place Type | Town |
| ZIP Code(s) | 05489 |
| County | Chittenden County |
| Area Code(s) | 802 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 3,142 |
| Majority Ethnicity | White 95.97% |
| Metro/Micro Stats Area | Burlington-South Burlington, VT |
| US Congressional District(s) | Vermont At-Large |
| State House Districts | Chittenden-3 |
| State Senate Districts | Chittenden |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 95.97% |
| African American | 1.13% |
| Hispanic | 0% |
| Asian | 0.82% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.08% |