| Place Name | Jay |
| Place Type | Town |
| ZIP Code(s) | 04239 |
| County | Franklin County |
| Area Code(s) | 207 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 4,661 |
| Majority Ethnicity | White 97.53% |
| US Congressional District(s) | Maine 2nd |
| State House Districts | 74 |
| State Senate Districts | 17 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.53% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.9% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.56% |