| Place Name | Haynesville |
| Place Type | Town |
| ZIP Code(s) | 04424 04471 04497 |
| County | Aroostook County |
| Area Code(s) | 207 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 144 |
| Majority Ethnicity | White 100% |
| US Congressional District(s) | Maine 2nd |
| State House Districts | 144 |
| State Senate Districts | 2 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 100% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |