Castalian Springs is a CDP located in Sumner County, Tennessee. Castalian Springs has a 2026 population of 669. Castalian Springs is currently growing at a rate of 1.06% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median household income in Castalian Springs is $57,917 with a poverty rate of 9.29%. The median age in Castalian Springs is 44.1 years: 46 years for males, and 42.6 years for females. For every 100 females there are 92.1 males.
Data after 2023 is projected based on recent change
Overall: 44.1 years
Female: 42.6 years
Male: 46 years
There are 501 adults, (158 of whom are seniors) in Castalian Springs.
Female: 353 (52.1%)
Male: 325 (47.9%)
The racial composition of Castalian Springs includes 88.79% White, 6.19% Black or African American, and smaller percentages for Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 602 | 88.79% |
| Black or African American | 42 | 6.19% |
| Two or more races | 27 | 3.98% |
| Asian | 7 | 1.03% |
Castalian Springs ' average per capita income is $59,773. Household income levels show a median of $57,917. The poverty rate stands at 9.29%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $123,095 | - |
| Families | $105,694 | $115,642 |
| Households | $57,917 | $86,953 |
| Non Families | $35,500 | $41,904 |
Average Income
Median Household Income
Poverty Rate