Belfast is located in Waldo County, Maine. Belfast has a 2025 population of 7,143. It is also the county seat of Waldo County. Belfast is currently growing at a rate of 0.52% annually and its population has increased by 2.87% since the most recent census, which recorded a population of 6,944 in 2020.
The average household income in Belfast is $92,563 with a poverty rate of 18.16%.The median age in Belfast is 56.7 years: 54.6 years for males, and 60.4 years for females.
Data after 2023 is projected based on recent change
The racial composition of Belfast includes 87.77% White, and smaller percentages for other race, Black or African American, Asian and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 6,131 | 87.77% |
Two or more races | 514 | 7.36% |
Other race | 177 | 2.53% |
Black or African American | 131 | 1.88% |
Asian | 32 | 0.46% |
Married
Widowed
Divorced
Separated
Never Married
Belfast's average per capita income is $47,083. Household income levels show a median of $61,322. The poverty rate stands at 18.16%.
Name | Median | Mean |
---|---|---|
Married Families | $94,914 | - |
Families | $74,476 | $113,592 |
Households | $61,322 | $92,563 |
Non Families | $35,860 | $57,594 |
Average Income
Median Household Income
Poverty Rate