Greenville is located in Piscataquis County, Maine. Greenville has a 2025 population of 1,743 . Greenville is currently growing at a rate of 3.94% annually and its population has increased by 20.96% since the most recent census, which recorded a population of 1,441 in 2020.
The average household income in Greenville is $82,280 with a poverty rate of 10.03%. The median age in Greenville is 59.2 years: 60.4 years for males, and 55.8 years for females. For every 100 females there are 93.9 males.
Data after 2023 is projected based on recent change
The racial composition of Greenville includes 95.28% White, and smaller percentages for Black or African American and multiracial populations.
White (95.28%)
Two or more races (4.58%)
Black or African American (0.14%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,373 | 95.28% |
| Two or more races | 66 | 4.58% |
| Black or African American | 2 | 0.14% |
Married
Widowed
Divorced
Separated
Never Married
Greenville's average per capita income is $40,922. Household income levels show a median of $60,230. The poverty rate stands at 10.03%.
Name | Median | Mean |
|---|---|---|
| Married Families | $62,308 | - |
| Families | $60,686 | $86,546 |
| Households | $60,230 | $82,280 |
| Non Families | - | $72,462 |
Average Income
Median Household Income
Poverty Rate