| Place Name | Houlton |
| Place Type | Census Designated Place |
| ZIP Code(s) | 04730 |
| County | Aroostook County |
| Area Code(s) | 207 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 5,029 |
| Population Growth Rate (2010-19) | -2.33% |
| Majority Ethnicity | White 91.31% |
| US Congressional District(s) | Maine 2nd |
| State House Districts | 144 |
| State Senate Districts | 2 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.31% |
| African American | 3.01% |
| Hispanic | 1.95% |
| Asian | 0.25% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.49% |