Franklin County's 2026 population is estimated at 31,054, reflecting a 0.25% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Franklin County is the 15th largest county in Maine. The 2010 population was 30,719 and has grown 1.09% since 2010.
Data after 2023 is projected based on recent change
Overall: 46.1 years
Female: 46.7 years
Male: 45.7 years
There are 25,212 adults, (7,211 of whom are seniors) in Franklin County.
Female: 15,518 (51%)
Male: 14,895 (49%)
The racial composition of Franklin County includes 93.38% White, and smaller percentages for Black or African American, Asian, other race, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 28,401 | 93.38% |
| Two or more races | 1,361 | 4.48% |
| Black or African American | 261 | 0.86% |
| Asian | 208 | 0.68% |
| Other race | 132 | 0.43% |
| Native American | 50 | 0.16% |
Franklin County 's average per capita income is $42,699. Household income levels show a median of $58,675. The poverty rate stands at 12.16%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $88,576 | - |
| Families | $80,971 | $103,772 |
| Households | $58,675 | $80,070 |
| Non Families | $33,693 | $45,821 |
Average Income
Median Household Income
Poverty Rate