| Place Name | Southport |
| Place Type | Town |
| ZIP Code(s) | 04576 |
| County | Lincoln County |
| Area Code(s) | 207 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 512 |
| Majority Ethnicity | White 98.81% |
| US Congressional District(s) | Maine 1st |
| State House Districts | 89 |
| State Senate Districts | 13 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.81% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.8% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.4% |