Castalian Springs, TN
Population 648 · Tennessee
About Castalian Springs, TN
Castalian Springs is a small community in Tennessee with a population of 648 residents. The median household income is $86,071 per year, which is above the national average. The median age in Castalian Springs is 45 years.
Housing in Castalian Springs has a median home value of $250,000 and median monthly rent of $0. Of the 277 total housing units, the majority are owner-occupied, with 258 owner-occupied and 0 renter-occupied units.
The unemployment rate in Castalian Springs is 0.0% and the poverty rate is 7.3%. 33.5% of residents hold a bachelor's degree or higher. The average commute time is 25.2 minutes.
Cost of Living in Castalian Springs, TN
Compared to national averages, Castalian Springs has a median household income of $86,071 (15% above the national median of $75,149). Home values average $250,000, which is 2% above the national median. Monthly rent at $0 is 100% below the US average of $1,163. Within Tennessee, Castalian Springs's income is 37% above the state average of $62,849, and home values are 17% above the state median of $214,371.
Why Live in Castalian Springs, TN?
Castalian Springs offers a strong local economy with a median household income of $86,071, well above the national average, and rent that’s lower than the national average at $0/month, and a strong job market with an unemployment rate of just 0.0%. Additionally, the city features a low poverty rate of 7.3%, better than the national average.
Castalian Springs has a population of 648 with a median age of 45 years. Compare Castalian Springs with other cities to see how it stacks up, or explore all cities in Tennessee.
Similar Cities Near Castalian Springs
Cities in Tennessee with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Chesterfield | 650 | $58,929 | $198,000 | Compare |
| Bell Buckle | 654 | $83,452 | $321,400 | Compare |
| Adams | 655 | $66,250 | $200,000 | Compare |
| Clarkrange | 636 | $50,481 | $301,300 | Compare |
| Watauga | 631 | $56,912 | $128,800 | Compare |
| Vanleer | 670 | $64,464 | $208,300 | Compare |
| Ethridge | 671 | $54,911 | $190,000 | Compare |
| Friendship | 671 | $35,000 | $105,400 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Tennessee
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Castalian Springs With Other Cities
Frequently Asked Questions about Castalian Springs
What is the population of Castalian Springs, TN?
The population of Castalian Springs, TN is 648 according to the latest Census data.
What is the median household income in Castalian Springs?
The median household income in Castalian Springs, TN is $86,071 per year.
What is the median home value in Castalian Springs?
The median home value in Castalian Springs, TN is $250,000.
What is the average rent in Castalian Springs?
The median monthly rent in Castalian Springs, TN is $0.
What is the unemployment rate in Castalian Springs?
The unemployment rate in Castalian Springs, TN is 0.0%.