| Place Name | Dayville |
| Place Type | Census Designated Place |
| ZIP Code(s) | 06241 |
| County | Windham County |
| Area Code(s) | 860,959 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2022) | 440 |
| Majority Ethnicity | White 99.71% |
| Metro/Micro Stats Area | Worcester, MA-CT |
| US Congressional District(s) | Connecticut 2nd |
| State House Districts | 51 |
| State Senate Districts | 29 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 99.71% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.29% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |