Thomaston is a CDP located in Naugatuck Valley Planning Region, Connecticut. Thomaston has a 2025 population of 2,131 . Thomaston is currently growing at a rate of 0.71% annually and its population has increased by 23.18% since the most recent census, which recorded a population of 1,730 in 2020.
The average household income in Thomaston is $88,963 with a poverty rate of 4.17%. The median age in Thomaston is 51.4 years: 52 years for males, and 47.4 years for females. For every 100 females there are 104.2 males.
Data after 2023 is projected based on recent change
The racial composition of Thomaston includes 76.51% White, 6.03% Black or African American, and smaller percentages for other race, Asian and multiracial populations.
White (76.51%)
Two or more races (13.65%)
Black or African American (6.03%)
Other race (1.98%)
Asian (1.83%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,586 | 76.51% |
| Two or more races | 283 | 13.65% |
| Black or African American | 125 | 6.03% |
| Other race | 41 | 1.98% |
| Asian | 38 | 1.83% |
Married
Widowed
Divorced
Separated
Never Married
Thomaston's average per capita income is $69,692. Household income levels show a median of $81,667. The poverty rate stands at 4.17%.
Name | Median | Mean |
|---|---|---|
| Married Families | $128,568 | - |
| Families | $120,887 | $113,438 |
| Households | $81,667 | $88,963 |
| Non Families | $48,500 | $67,130 |
Average Income
Median Household Income
Poverty Rate