Southwest Harbor is a CDP located in Hancock County, Maine. Southwest Harbor has a 2025 population of 477 . Southwest Harbor is currently declining at a rate of -3.44% annually and its population has decreased by -23.8% since the most recent census, which recorded a population of 626 in 2020.
The average household income in Southwest Harbor is $45,000 with a poverty rate of 12.84%. The median age in Southwest Harbor is 58.1 years: 48.5 years for males, and 63.8 years for females. For every 100 females there are 73.2 males.
Data after 2023 is projected based on recent change
The racial composition of Southwest Harbor includes 96.98% White, and smaller percentages for Black or African American, Two or more races and multiracial populations.
White (96.98%)
Black or African American (2.13%)
Two or more races (0.89%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 546 | 96.98% |
| Black or African American | 12 | 2.13% |
| Two or more races | 5 | 0.89% |
Married
Widowed
Divorced
Separated
Never Married
Southwest Harbor's average per capita income is $33,438. Household income levels show a median of $31,518. The poverty rate stands at 12.84%.
Name | Median | Mean |
|---|---|---|
| Families | $61,500 | $69,318 |
| Married Families | $61,500 | - |
| Households | $31,518 | $45,000 |
| Non Families | $21,742 | $31,672 |
Average Income
Median Household Income
Poverty Rate