Castleton is a CDP located in Rutland County, Vermont. Castleton has a 2026 population of 959. Castleton is currently declining at a rate of -3.33% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in Castleton is 20.2 years: 20.2 years for males, and 20.2 years for females. For every 100 females there are 135.3 males.
Data after 2023 is projected based on recent change
Overall: 20.2 years
Female: 20.2 years
Male: 20.2 years
There are 967 adults, (6 of whom are seniors) in Castleton.
Female: 447 (42.5%)
Male: 605 (57.5%)
The racial composition of Castleton includes 89.16% White, 4.66% other race, and smaller percentages for Black or African American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 938 | 89.16% |
| Other race | 49 | 4.66% |
| Two or more races | 34 | 3.23% |
| Black or African American | 31 | 2.95% |