Castalian Springs, TN zip code
Castalian Springs, Tennessee uses one zip code: 37031. Most of it is in Sumner County. Together these zip codes are home to about 3.9K people.
Zip codes
1
Population
3.9K
All zips combined
Largest zip
37031
3,926 residents
Zip codes in Castalian Springs
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 37031 | 3,926 | $98,114 |