Knox is located in Waldo County, Maine. Knox has a 2025 population of 809 . Knox is currently declining at a rate of -0.25% annually but its population has increased by 0.12% since the most recent census, which recorded a population of 808 in 2020.
The average household income in Knox is $76,750 with a poverty rate of 12.25%. The median age in Knox is 40.8 years: 40.3 years for males, and 44.4 years for females. For every 100 females there are 117.3 males.
Data after 2023 is projected based on recent change
The racial composition of Knox includes 98.13% White, and smaller percentages for Two or more races and multiracial populations.
White (98.13%)
Two or more races (1.87%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 838 | 98.13% |
| Two or more races | 16 | 1.87% |
Married
Widowed
Divorced
Separated
Never Married
Knox's average per capita income is $35,313. Household income levels show a median of $66,250. The poverty rate stands at 12.25%.
Name | Median | Mean |
|---|---|---|
| Married Families | $72,500 | - |
| Families | $70,547 | $84,936 |
| Households | $66,250 | $76,750 |
| Non Families | $44,792 | $56,339 |
Average Income
Median Household Income
Poverty Rate