Thomaston is located in Knox County, Maine. Thomaston has a 2025 population of 2,738 . Thomaston is currently declining at a rate of -0.47% annually and its population has decreased by -0.07% since the most recent census, which recorded a population of 2,740 in 2020.
The average household income in Thomaston is $64,749 with a poverty rate of 8.44%. The median age in Thomaston is 57.7 years: 43.8 years for males, and 63.3 years for females. For every 100 females there are 82.2 males.
Data after 2023 is projected based on recent change
The racial composition of Thomaston includes 88.08% White, 6.66% other race, and smaller percentages for Two or more races, Black or African American, Native American and multiracial populations.
White (88.08%)
Other race (6.66%)
Two or more races (2.46%)
Black or African American (1.41%)
Native American (1.38%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 2,432 | 88.08% |
| Other race | 184 | 6.66% |
| Two or more races | 68 | 2.46% |
| Black or African American | 39 | 1.41% |
| Native American | 38 | 1.38% |
Married
Widowed
Divorced
Separated
Never Married
Thomaston's average per capita income is $36,239. Household income levels show a median of $53,775. The poverty rate stands at 8.44%.
Name | Median | Mean |
|---|---|---|
| Married Families | $61,250 | - |
| Families | $57,153 | $72,528 |
| Households | $53,775 | $64,749 |
| Non Families | $41,488 | $51,287 |
Average Income
Median Household Income
Poverty Rate